"Opera" browsers beyond v.5 are  not  recommended, for lack of Symbol font support.

1. La Taupe Laplace:  Prix Hodin Hervé #9  (2021-07-04).
2. Mystical Meandering:  Mathematics  (before 2021-07-01).
3. Symbols and their history and usage   (before 2021-06-19).
4. ...from the Equator to the Pole...  Adam Weintrit  (TransNav, June 2021).
5. La Taupe Laplace  by  H2Fooko  (Histoires de Taupes, 2021-04-10).
6. Qui connait la Taupe Laplace?  by  Frederick Briere  (2021-03-11).
7. Circumference of an ellipse  by  Sanford Roman  (Quora, 2021-02-13).
8. Mathematical Magic  (in "Teaching Math")  Monica Pravlik  (Pinterest).

   2020:

9. André Adler, dit Bresse (1907-2004)  by  Alain Dalançon  (2020-12-26).
10. The best free physics books  by  Dr. Christoph Schiller  (bef. 2020-09-11).
11. Books, etc.  by  Choco Yum  (before 2020-07-12).
12. Numericana  by  School and College Listings  (before 2020-06-12).
13. Pierce Morton (1803-1859)  in  Atlas of Irish Mathematics  (2020-02).

    2019:

14. Former Bourbakists  by  MinnesotanUser  (Wikipedia, 2019-12-05).
15. Fixing the  0^0  bug on the HP-Prime  by  FabVir   (2019-11-11).
16. How to Read Roman Numerals  by  WikiHow   (before 2019-06-28).
17. Pseudoprimes  by  Dr Sardonicus   (2019-05-20).
18. Extension of Wilson's theorem  by  PrimeNumberHobbyist   (2019-02-21).
19. Tichomir G. Tenev  & Mark F. Horstemeyer   (2019-02-21).
20. Rings in  Haskell  by  Alistair Ward   (before 2019-01-20).
21. Authors of  literarydevices.net  in the  Bourbaki  sense?   (2019-01-10).

    2018:

22. Dangerous-bend symbol  Everything Explained Today  (bef. 2018-12-18).
23. Finding Ellipses  U. Daepp, P. Gorkin, A. Shaffer, K. Voss  (2018-10-30).
24. Numericana.com  saved by  François Hoffman   (Pinterest, bef. 2018-10-09).
25. Twenty One Pilots:  Trench Album.  Mentioning  Bourbaki  (2018-10-06).
26. Viète, Knar,  Geometry of the Gamma Function.  John Pearson  (2018-09).
27. Nikon D5500  vs. Canon EOS Rebel T5i & Sony HX80  (bef. 2018-08-20).
28. Bourbaki  [wild goose chase]  by  bröther cris 196ish  (2018-08-19).
29. Dice  by  Interesting Esoterica  (2018-08-17).
30. Twenty One Pilots 2018 Return  and  Nicolas Bourbaki   (2018-07).
31. Founding members of Bourbaki  by  UsTheRemnant  (imgur, 2018-07-29).
32. Relativistic temperature  by  my2cts  (Physics StackExchange, 2018-07-20).
33. ...matrix gamma function.  João R. Cardosoa,  Amir Sadeghi   (2018-06-27).
34. Geotagging Nikon DSLR  by  Nugroho Widi Jatmiko  (2018-06-19).
35. Ellipsoid  Academic Dictionnaries & Encyclopedias  (bef. 2018-06-06).
36. Richard E. Bellman (1920-1984)  by  Gerd Isenberg  (2018-05-18).
37. Dr. Carl Baron Auer von Welsbach  by  ChAvW  (before 2018-05-05).
38. Diderich & Gengler in Minimax and Applications [41] p.54  (2018-05-03).
39. 1089...  by  Derek Holton  &  Cath Pearn  (before 2018-04-21).
40. Pierce Morton (1803-1859)  in  Mathematics Ireland  (2018-03).
41. Perimeter of an Ellipse  by  Eric D. Zielke  (Quora, 2018-03-23).
42. Excess Degree of a Polytope.  Pineda-Villavicencio, Ugon, Yost  (2018-02-15).
43. Explore Physics, Mathematics and More...  Pinterest  (before 2018-02-11).
44. Analysis of Maxwell's Equations  Vladimir S. Netchitailo  (January 2018).

    2017:

45. Virial theorem (in Chinese)  by  Andrew  (2017-12-12).
46. Partitions & récurrence (in French)  by  Gérard Villemin  (bef. 2017-11-29).
47. Maxwell's Equations  [paper]  by  Vladimir S. Netchitailo  (2017-11-17).
48. Playing cards and the military   by  Chris Nichols   (2017-11-06).
49. Underrated mathematical sites  by  Graeme McRae  (Quora, 2017-10-10).
50. RCA protocol for IR remote control   by  Anton Grensjö   (2017-10-09).
51. What do the Symbols on Cards Mean? (video)   Ask Me   (2017-09-11).
52. Gérard P. Michon in book edited by  Beineke & Rosenhouse  (2017-09-05).
53. Documentation on the HP-Prime  by  WebmasterPdx   (2017-08-26).
54. Making Walks Count.   M.A. Alekseyev  &  G.P. Michon  (2017-08-25).
55. Calculators  for  Chemical Engineering at UP   (before 2017-08-17).
56. André Adler  at  namepeeper.com   (before 2017-08-06).
57. Arms of Friedrich Bayer  by  Janka   (2017-07-22).
58. Tintin:  Childhood memories  Pinterest   (before 2017-07-09).
59. Arms of Niels Bohr  (in Japanese)  and geopolitics   (2017-07-04).
60. Redox titration  by  Cite This For Me   (2017-06-30).
61. Jean-François Michon du Marais  by  Paul Jame   (before 2017-06-30).
62. Midy's theorem (in French)  by  Gérard Villemin  (before 2017-06-17).
63. Continued fraction and expansion method  in Japanese   (bef. 2017-05-14).
64. Roman numerals  (Stack Overflow)  by  jfs   (2017-05-10).
65. Solvay conferences  by  Puneet Bansal   (bef. 2017-05-07).
66. Knud Thomsen formula  (ellipsoid area)  by  Sohdam Jeong   (c. 2017-04).
67. Approximate ellipse perimeter  (in Russian)  by  Sergei1961   (2017-04-21).
68. Court cards  by  Trevor L. Davis  (2018-04-03).
69. Livre  (old French currency)   Reference.com   (before 2017-03-28).
70. Open problems in Number Theory  [A]   Michel Waldschmidt  (2017-03-07).
71. Puzzling Prime Partition  by  Randall  (2017-03-02).
72. What makes Albert Einstein popular?  by  Shah Reyar Khan  (2017-02-06).
73. Circumference of Earth's orbit  by  Tony Newton  (Quora, 2017-02-02).
74. Leonardo da Vinci wasn't Catalan  by  Roger Weigel Bosch  (2017-01-14).
75. First French Joker (1902)  by  Skinny  (2017-01-12).
76. History of Physics (in French) by  Dr. Tidjani Négadi  (before 2017-01-11).
77. Favorite  thin  websites  ("mesmerizing")  by  Tom Campbell  (2017-01-07).
78. Favorite  thin  (content-heavy) websites  by  Japaget  (2017-01-07).

    2016:

79. Dudeney's Kayles  (E434)  jeux mathématiques de Diophante  (Dec. 2016).
80. Coat-of-arms of Scientists (in Russian)  Amicus  &  Velibor  (2016-12-27).
81. You can prove a negative  by  gmsc  (Reddit, 2016-12-24).
82. 5 card trick of Fitch Cheney  by  Pr. Steven Miller  (Stats 342, 2016-12-13).
83. Coat-of-arms of Ferdinand von Zeppelin  by  Jochen Wilke  (2016-12-12).
84. Nikon F-mount pinout & electrical protocol  Pinterest   (bef. 2016-12-05).
85. Mondrian art puzzles - Errata  by  Ed. Pegg, Jr.  (2016-12-02).
86. Reference Ellipsoid  (in Russian)  by  Lebedev Studio  (before 2016-11-18).
87. Magia y Mathemáticas  (Spanish)  in  divulgaMAT  (before 2016-11-17).
88. Mondrian Art Puzzle (video).  Brady Haran's  Numberphile  (2016-11-14).
89. 1927 Solvay Conference  by  Shaer Ahmed   (2016-10-25).
90. Hudson's formula  for the perimeter of an ellipse   (2016-10-14).
91. 239 Giants of Science  (e.g. Tutte)  by  Esko Niinimäki   (2016-09-12).
92. Apéry's constant  by  Jacob Krol  (131, Evangelos Kobotis, Fall 2016).
93. Hypergeometric functions.  J. Pearson,  S. Olver,  M. Porter  (2016-08-27).
94. Faraday Future is joining Formula E   Related Web Searches  (2016-08-22).
95. Casio Scientific Calculators  by  Warhawk   (EEVblog forum, 2016-08-31).
96. J.L.E. Dreyer  (in Hungarian)   Anniversaries   (before 2016-08-14).
97. Unicode and UTF-8 Symbols  (in German)   Yuba.ch   (before 2016-07-24).
98. Reverse-engineering iLap  (455 kHz IR link)  by  Edward   (2016-07-19).
99. Dice with 20 and 120 faces  (in Catalan)  by  Pere Brunet  (2016-06-29).
100. Four ways of cheating at card games,  in Spanish   (before 2016-06-29).
101. Gerard P. Michon:  Computer Science Bibliography   (before 2016-06-29).
102. Magic Roadshow #177   by  Rick Carruth & Michael Lyth   (2016-06-15).
103. Science on the Verge.  Comment by  Danley Wolfe   (2016-06-12).
104. Physics of Slingshots   by  A-Ping   (2016-06-08).
105. Is that really a new particle?  (in German)   by  Roland   (2016-06-05).
106. Dental Arch Perimeter   Thundukattil, Gangadharan & John   (2016-05).
107. Counting Polyhedra   by  Ed Pegg, Jr.   (2016-05-31).
108. Numericana Hall-of-Fame   WWMGT   (2016-05-30).
109. From the Magnificient to the Obscure  by  Stan Sykora  (bef. 2016-05-17).
110. Largest known prime number  by  Ian Cameron Smith  (2016-05-14).
111. newRPL: Handling of units   by  JoJo1973   (2016-05-08).
112. Mamiya 645 (1975)  by  Mike Eckman   (2016-05-05).
113. Lavoisier & Laplace  (On Heat, 1780)  Francesco-Luigi Navarria  (2016-04).
114. Tycho Brahe   Shakespeare 400 Years After   (2016-04-17).
115. Sleights of Mind (p. 271)  Macknik, Martinez-Conde & Blakeslee  (2016-04-07).
116. Cavalieri's principle   by  Ljubomir Jacic   (2016-04-07).
117. The Heliocentric System  in  Darwin's Finch  (2016-04-06).
118. This site is a treasure...   by  Thomas Donahue  (2016-04-05).
119. 10-adics in contest-mathematics   by  Kenny Lau   (2016-04-04).
120. Numericana.   Share with Ethiopia   (before 2016-03-08).
121. Ellipse perimeter on the HP-Prime   by  Joe Horn   (2016-03-05).
122. Husson University Mathematics Seminar   David Grinstein  (2016-03-02).
123. List of mathematical symbols.   Checklinks   (2016-02-27).
124. Coat-of-arms   in  Wernher von Braun explained   (before 2016-02-23).
125. Chess links   by  Bill Wall   (before 2016-02-21).
126. Practical Pharmacology for the Surgical Technologist (p. 33)  Teri Junge  (2016-02-03).
127. Numericana Hall of Fame   by  Milo Gardner   (2016-01-29).
128. Playing cards   by  Pete C   (2016-01-24).
129. 1089 Problem.   Australian Council for Educational Research   (bef. 2016-01-21).
130. Taupe Laplace 1966-67  by   Rémy Nicolle   (before 2016-01-20).
131. Arms of Sir William Herschel   by  Marc-André Laverdière   (2016-01-11).
132. Adrien-Marie Legendre.   The Famous People   (before 2016-01-09).
133. Developing Thinking Skills  by  Theoh Poh Yew  (before 2016-01-09).
134. Tycho Brahe.   Great Thinkers of Astronomy   (before 2016-01-09).
135. Physics stack exchange  (quarter ellipse)  Stephen T. Robbins  (2016-01-08).
136. Area & perimeter of an ellipse  (calculator)   Técnico Lisboa   (2016-01-01).

     2015:

137. Composition of iron gall ink  by  Meredith Oliver   (Honors thesis, 2015).
138. Bourbaki: A Secret Society of Mathematics  by  Shruti Kaushal   (2015).
139. Math-related sites  by  Pankaj Jyoti Mhnta   (before 2015-12-31).
140. Coat-of-arms of Marie Curie  by  Marc-André Laverdière   (2015-12-26).
141. Hadamard matrix of order 428  by  Pradeep Mutalik   (2015-12-22).
142. Who was Niels Bohr?   Boston Commons   (2015-12-22).
143. Ternary Number Cards  by  Todd Mateer   (before 2015-12-19).
144. Two Legendary Solvay Conferences    (2015-12-13).
145. Casio FX 991+ Calculator  by  Claude Kayser  (2015-12-04).
146. Arms of Leonardo da Vinci (Catalan)  Manel Capdevila  (bef. 2015-11-29).
147. Arms of Charles Darwin  by  Mark Anthony Henderson  (2015-11-27).
148. CIP for self-publishers  by  Mike Monaco  (2015-11-24).
149. Escutcheons of Science  by  Angus Dunnet  (2015-11-23).
150. Prière pour le Roi Henri le Grand...  (Audio)  Nicolas Anctil  (2015-11-21).
151. 1089 magic trick  by  techtonik  (Crytography StackExchange, 2015-11-18).
152. Hash corridor & 1089 Puzzle  by  Techtonik  (2015-11-17).
153. The Laundry Drop Box  by  Adam Turner   (2015-11-10).
154. 100 Years of Relativity  Conalep, Michoacan   (2015-11-10).
155. XLVI  en chiffres arabes  (before 2015-11-02).
156. Si Stebbins Stack  by  Stanley Eigen  (2015-10-28).
157. Pierre Weiss (1865-1940)  in Hungarian  (before 2015-10-25).
158. Ch160:  Physical principles of chemistry  Robert Q. Topper  (bef. 2015-10-24).
159. Interesting Esoterica:  Dice  (2015-10-17).
160. Fair dice  by  Christian Lawson-Perfect & David Cushing  (2015-10-17).
161. Magic gopher  by  Michael Hardy  (Wikipedia deletion, bef. 2015-10-17).
162. On the Set of Primes  by  Aegir   (2015-10-08).
163. Canon RC-6 remote control  (in Russian)  by  nckm   (2015-09-28).
164. MATH 216-01 - Differential Equations  Steve Kifowit, PSC  (2015-09-27).
165. Laplace's Demon  by  Robert Baird   (2015-09-26).
166. About the RSA Algorithm   Urban Salomon Avierfjard  (bef. 2015-09-24).
167. Problem Solving   by  Ms. Griffin   (before 2015-09-02).
168. Ernest Rutherford   by  Ms. Griffin   (2015-08-21).
169. Arms resembling those of Justus Liebig   by  Jochen Wilke   (2015-08-18).
170. Festina lente   on  Spiesz sie powoli   (2015-08-05).
171. Numericana   on  Share with Slovenia   (before 2015-07-31).
172. Polytopes   on  All the Internet   (before 2015-07-29).
173. Numericana   on  Pinterest   (before 2015-07-27).
174. House of Aark [Fantasy]  by  Keralia.  Bandwidth stealing  (2015-07-17).
175. Metrology links   by  Slovar Orodja   (before 2015-07-17).
176. Abundancy: Some resources.   by  Walter Nissen   (before 2015-07-17).
177. Personal links   by  Cristóbal Camarero Coterillo   (before 2015-07-17).
178. Surface Tension   by  Benedetto,  Zolotucho  &  Prado   (bef. 2015-07-17).
179. Length of a parabolic arc   by  KiteFlinx   (2015-07-14).
180. Luminaries  ECE298JA-Fall 2015   by  Jont B. Allen  (before 2015-07-12).
181. Gibberish about Magdeburg spheres  by  Sfigx   (2015-07-07).
182. 7-11 Puzzle  (in Czech)   by  Jenik   (2015-07-03).
183. Vicomte Pierre Deligne  by  Michael Harris   (2015-06-10).
184. A Quantum of Parody  by  Paul Halpern   (2015-06-10).
185. On calendars...  by  Ioannis Zannos   (2015-06-10).
186. Lewis Carroll Monkey Problem  by  CWatters   (2015-05-23).
187. [Viviani] embellished things a little...  by  Conifold   (2015-05-14).
188. The Greatest Brainteasers of All Time (p. 105)  David C. Garlock  (2015-05-12).
189. Magic Roadshow  #166   by  Rick Carruth   (2015-05-12).
190. Spiegelman monster   (before 2015-04-20).
191. Finding Gold in Washington State (sect. 5)  Sean Taeschner  (2015-04-09).
192. May date for Easter (in 2437)  by  Anderson Romagnano  (2015-04-08).
193. Solvay Conference (1927)  by  Vipin Chaturvedi  (2015-04-05).
194. Tutorial on Combinatorial Game Theory   by  Mkirsche   (2015-03-28).
195. TIL  about the perimeter of an ellipse.  by  sexthefinalfrontier  (2015-03-21).
196. Blasons de l'Astronomie  (in French)  Herald Dick Magazine  (2015-03-20).
197. Carl Leverkus   (before 2015-03-13).
198. Kruskal count   by  Pat Ballew   (2015-03-12).
199. Homer Simpson's physics (h)  by  Karen Kaplan,  LA Times  (2015-03-05).
200. Ancient Science  by  WebPath Express   (before 2015-03-05).
201. Collection of Math-Related Sites  by  Pankaj   (before 2015-02-23).
202. Using 2015 digits to print page numbers  by  gmsc   (2015-02-22).
203. Proof of Wilson's theorem  in Japanese   (before 2015-02-16).
204. Introduction to Inorganic Chemistry,  in Romanian   (2015-02-15).
205. Carl-Alexander von Volborth   at  Quazoo   (before 2015-02-13).
206. What does XLIX mean?    at  Jing F.   (2015-02-09).
207. Graphing calculator & math terms, in Japanese   (before 2015-02-08).
208. 12 marbles, one weighs different... ChaCha.com   (before 2015-02-08).
209. Introduction to chemistry  in Romanian   (Chimie 195, 2015-02-03).
210. Bachet Squares:  Combinatorics,  in Italian   (before 2015-02-03).
211. Tee-shirt sizes aren't Roman numerals! [1] by  GeoAlchemist  (2015-02-02).
212. Superbowl XLIX...  not "IL"  (in Slovak)  by  Tuniak   (2015-02-02).
213. Maxillary arch perimeter...  Chung, Wolfgramm  AJO-DO, 147, 2  (2015).
214. Giants of Science  [ 1 ]  "A fun read."  by  Milo Gardner  (2015-01-29).
215. Mathematics  at  CCC Ming Kei College  (bef. 2015-01-26).
216. Coolsocial  Social Media Impact   (before 2015-01-24).
217. OK Ideas  (StumbleUpon list)  by  balaoing   (before 2015-01-24).
218. HON 1207, coming in Fall 2015  by  Stanley Eigen  (before 2015-01-23).
219. Portrait of Neil J. A. Sloane   (before 2015-01-17).
220. Materials Research, 18, 1, 9-14  Benedettoa, Zolotuchob, Pradoa  (2015-01-16).
221. Duality and Robust Computation   by  Vaclav Skala   (2015-01-13).
222. Change Detection:  Creation of monitoring log  (2015-01-11).
223. Who created exponents?   Ask.com  (2015-01-02).
224. Pseudoprimes   by  Iva Sallay   (2015-01-02).

     2014:

225. Appendix C  in  X86 Assembly Language  by  Daniel Kusswurm  (2014).
226. Q & A  about billiards (in Korean)  Seri Billiards Academy  (2014-12-29).
227. G-gauge, G-scale?  Digtigs69   (2014-12-27).
228. Newton wasn't born the year Galileo died   by  gmsc  (2014-12-25).
229. Polynacci Numbers  by  NorwegianBlue  (2014-12-21).
230. Truncated icosahedron  by  Robert Ferréol  (before 2014-12-18).
231. Heraldic links and resources.   Heraldry of the World   (before 2014-12-18).
232. Galileo & Newton dates.   Hmolpedia   (before 2014-12-17).
233. 1471 painting by Benozzo Gozzoli   WikiChron  (before 2014-12-15).
234. Bogus  dk  prefix  by  Senegoid   (2014-12-13).
235. Mathematical constants.   Astrosurf   (before 2014-12-10).
236. Escutcheons of Science  by  Anne Behaghel-Dindorf   (before 2014-12-06).
237. Golden ratio in mathematical games  by  Katz Sándor   (bef. 2014-12-02).
238. Freemasonry and [...] Geometry  by  James C. Stewart  (bef. 2014-11-30).
239. Carmichael numbers  in Russian   (before 2014-11-30).
240. Coat-of-arms of Leonardo da Vinci  by  taropero   (2014-11-24).
241. Zupp   Fake   (2014-11-22).
242. Sagan's number   by  fallenphoenix   (2014-11-19).
243. Newton's coat-of-arms  by  Michael Quinn Patton   (2014-11-18).
244. Armorial de scientifiques célèbres  by  La Criante   (2014-11-14).
245. Infinity Cross.   Viridian Gold   (before 2014-11-09).
246. Coat-of-Arms of Ernest Rutherford   Wikipedia template  (2014-11-06).
247. Solvay conferences  by pseudoscientist  Leslie R. Pastor  (bef. 2014-11-05).
248. Solvay conferences.  Bandwidth stealing  (bef. 2014-11-05).
249. James Clerk Maxwell  Evi  (before 2014-11-05).
250. Wernher von Braun  Evi  (before 2014-11-05).
251. Scientific Symbols  The-Symbols.Net  (before 2014-11-05).
252. Coincidences in mathematics  by  Muni Sreenivas Pydi  (bef. 2014-11-04).
253. The Sand Reckoner (Archimedes)  Ask.com  (before 2014-11-04).
254. 70 gramos por centímetro cúbico (in Spanish).  DiscusioneZ  (2014-11-03).
255. Revised Fujita scale.  Reading is Fundamental  (bef. 2014-11-03).
256. Selfless scientific contributors  by  Thomas Howard Ray  (2014-11-02).
257. The Fifth Solvay Conference  (in Dutch)  by  Steven Lots  (2014-11-01).
258. Ellipse Perimeter  by  Bill Gran  (bef. 2014-10-31).
259. Five Card Monte:  Video Project for CS1231   (2014-10-30).
260. CS1231 Gilbreath's Principle:  Video Project   (2014-10-28).
261. Solvay Conferences,  translated into Turkish by  Necil  (2014-10-24).
262. Mathematical Magic Tricks and Puzzles.  Stanley Eigen, NU  (2014-10-19).
263. Rosencrantz & Guildenstern  by  Fuzzy_wuzzy  &  bbonden  (2014-10-15).
264. Why do I need to learn this?  Math 3010,  University of Utah  (2014-09-29).
265. Cryptography.   Math 3010,  University of Utah   (2014-09-25).
266. Mathematical Symbols and Scientific Icons  by  Reptilian   (2014-09-25).
267. "Physical Chemistry in Depth"  by  Johannes Karl Fink   (2014-09-25).
268. Jiffy clock of the CBM64  (C64-Wiki)   by  Jodigi   (2014-09-24).
269. El Contador de Arena  by  Claudio Martinez  (2014-09-22).
270. Casio 115 ES Plus vs. 911 ES Plus (in Russian)  tikhonglum  (2014-09-20).
271. O que é tonelada bruta?   Ana Cristina Carneiro  (bef. 2014-09-19).
272. Moroccan Feminist Discourses (p.203)  by  Fatima Sadiqi  (2014-09-18).
273. Thomsen's formula   by  Michele Trancossi  et al.  (2014-09-16).
274. Counterfeit coins   by  Trumper   (2014-09-15).
275. Giants of Science  (Facebook)  Allan Tate  (2014-09-13).
276. Penny problem with 13 coins, using extra good coin.  Quora   (2014-09-12).
277. Ellipsoid  (Physics Wiki)   by  Frosty   (2014-09-10).
278. Casio fx-991DE Plus  by  arnold_wit   (2014-09-10).
279. Coat-of-arms of Darwin  (Facebook)  Family Roots, Inc.  (2014-09-10).
280. Kruskal Count  (in Greek)  by  Athanasios Drougas  (2014-09-10).
281. Shakespeare & Tycho Brahe   by  Lena Levin  & John Baez  (2014-08-26).
282. What are Gross Tons?  by  Latoya McGill  (2014-08-14).
283. Schrödinger's Wave Equation  by  The Star Garden  (before 2014-08-13).
284. Martin Gardner on Video  by  Gathering 4 Gardner  (before 2014-08-12).
285. Wow, good design, color, workmanship.  by  Agent007  (2014-08-05).
286. AMS recommended citation style   Tripod   (before 2014-08-05).
287. Number 336 in car-speed formula  by  WVZR-1  (2014-08-03).
288. Primes dividing no Carmichael number?  by  Dane Bouchie  (2014-07-30).
289. Profusion of units of energy   by  RobPhy   (2014-07-30).
290. Complex networls   by  Ginestra Bianconi,  QMUL   (2014-07-24).
291. Approximating the perimeter of an ellipse  by  Buri  (2014-07-10).
292. Niels Bohr's own coat-of-arms design  by  Clay Statue  (bef. 2014-07-10).
293. Circumference of an ellipse  by  hxthanh   (2014-07-03).
294. 70 g/cc brown-dwarf limit (in Spanish)  by  Jordi Pereyra  (2014-07-02).
295. Solvay Conference (1927)  by  Jenny The   (before 2014-06-30).
296. Mathematical Magic Tricks  by  Josh   (2014-06-28).
297. Weigh the Earth using a pendulum  (Airy)  by  Mike Dryland   (2014-06-09).
298. Gold to silver value ratio  (in gaming)  by  Orfamay Quest   (2014-06-03).
299. Nicolas Bourbaki  by  Khaleed McClain & Ibrahim E.  (2014-05-27).
300. A fallacy in the history of science   by  Chin Yeh  (2014-05-26).
301. Ecu d'or (1266)  by  Christina Chenarides  (before 2014-05-26).
302. Partition numbers  by  Arthur  (2014-05-08).
303. Classical and relativistic thermodynamics by  Akshay Gopan  (2014-05-08).
304. Classical and relativistic thermodynamics by  Luuc Rijnboutt  (2014-05-07).
305. The history of playing cards  by  SkinWalker   (2014-04-25).
306. Standard max/min notation    by  Shadow, S.O.S. Math  (2014-04-24).
307. Geodesics on Tannery's Pear  by  David Joyce, Clark U.  (2014-04-21).
308. Food Freezing and Thawing Calculations (p.145)  Q. Tuan Pham  (2014-04-17).
309. Lives and Games of Martin Gardner  by  Ralph Dumain  (bef. 2014-04-17).
310. Classifying polyhedra  by  Prof.  Peter Magyar,  MSU  (2014-04-02).
311. Practical Formulas   by  Jucas Scandelli   (2014-03-30).
312. Gauss banknote  by  Liva Fiel   (before 2014-03-24).
313. The Sagnac effect  by  Pancakes3   (2014-03-14).
314. Explosive sum  (partition function)  by  dgstranz   (before 2014-02-28).
315. Counting convex polyhedra  by  Achille Hui   (2014-02-12).
316. Rosencranz and Gyldenstern  by  Paul Ogden   (2014-02-11).
317. History of Math Symbols  and  Heraldry  (before 2014-02-07).
318. Relativistic Thermodynamics  by  Imad Ahmad Barghouthi  (2014-02-02).
319. Asociación Pedro Cubero de Cooperación y Altos Estudios   (2014-01-26).
320. Giani Galluccio de l'Hôpital (c.1330-1376)   Pavel Astafiev  (2014-01-25).
321. ADSL Filter  by  AG6QR   (2014-01-22).
322. On the Perimeter of an Ellipse  (pdf)  by  Paul Abbott  (bef. 2014-01-21).
323. Peter Cameron's Blog:  Sidebar   (before 2014-01-21).
324. What are Stellated Polyhedra?   by  Michael Signal   (before 2014-01-20).
325. South-East-North triangle puzzle  by  Bruce Hamilton   (2014-01-05).
326. Coat-of-arms from companies  (in German)   Jochen Wilke  (2014-01-04).
327. Chebychev approximations  by  danaaknight  (2014-01-03).
328. Food Freezing and Thawing Calculations (p. 145)   Q. Tuan Pham  (2014-01-01).

     2013:

329. Freemasonry and the Transmission of Geometry  James C. Stewart  (2013).
330. Relativistic Temperature  (in German)  David Eckstein  (bef. 2013-12-31).
331. Quasicrystal tiling (cuboctahedron)  by  M R   (before 2013-12-31).
332. Theorem of the Day  compared to  Numericana  (before 2013-12-31).
333. Combinatorics & Probabilities  by  Tony Lam  (before 2013-12-31).
334. Minesweeper versions:  Minehunt on HP calculators   (before 2013-12-27).
335. What's a Jiffy?   by  Zeal   (before 2013-12-08).
336. 1496225352 Tetradecahedra   by  Joseph Nebus   (2013-12-03).
337. Online Community  by  Allan R. Tate  (before 2013-12-01).
338. Three dice to rule them all  by  Zed Lopez  (2013-11-25).
339. Radii of an ellipse of known perimeter  by  rgesh  (2013-11-22).
340. Perimeter of ellipse from radii & vice-versa?  math10.com   (2013-11-22).
341. Festina Lente.  Indian Summer Design Studio  (2013-11-18).
342. Geometry: A beginner's journey  by  Mathematical Hacker  (2013-11-16).
343. Cartes à jouer  (in French)  by  Jean-Paul Davalan  (2013-11-16).
344. Die richtige Einheit des Wirkungsquantums  by  Roland   (2013-10-31).
345. A Wonderful Pendulum Equation  by  Tom Van Baak   (before 2013-10-31).
346. Involutive Fourier Transform?  by  Goblin   (2013-10-26).
347. Gran Danés  (arms of Niels Bohr)  Ana Cristina Benedict  (2013-10-04).
348. Coat-of-arms of scientists   Facebook   (2013-10-29).
349. Gravity  (Puzzles)  by  Taposik  (before 2013-10-04).
350. Top Five Inspirations  by  Ehrhard Behrends  (2013-09).
351. Sagan's Number  is the number of stars in the Universe  (2013-09-24).
352. Mathematics in Europe:  Top 5 inspirations for Sept.  (bef. 2013-09-24).
353. Grains of sand from the Sahara  by  IronWing  (2013-09-22).
354. Enigma Card Trick  by  Scott Cram   (2013-08-18).
355. Roger Apéry (1916-1994)  "Must Read"  by  Peter Teoh   (2013-08-14).
356. Maths and Magic  Magazine 54   (2013-08-06).
357. Two Legendary Solvay Conferences.   Irina Tcherednichenko  (2013-07-29).
358. Magia y matemàticas  (in Spanish)  Kruskal Count   (2013-07-26).
359. Solutions of Maxwell's equations  by  Justatruthseeker   (2013-07-15).
360. Who promotes science best?   in Czech   (2013-07-01).
361. Numericana Hall of Fame:  Call for suggestions  (2013-06-30).
362. Distance from the Equator to the Pole   by  A. Weintrit   (June 2013).
363. Why use "m" in  y = mx + b ?   by  Edwin McCravy   (bef. 2013-06-28).
364. Heinrich Rubens  (1865-1922)   in Hungarian   (before 2013-06-27).
365. What is the weight of Light?  by  Atul Anand Sinha  (2013-06-26).
366. Wilson's theorem   in Japanese   (before 2013-06-23).
367. High-School Mathematics   links in Finnish   (before 2013-06-23).
368. Ces fâcheuses années...   by  Jean Wadier   (2013-06-21).
369. Niels Bohr's coat-of-arms  by  Jedi   (2013-06-17).
370. Mathematical Tricks   Domain for Sale   (before 2013-06-14).
371. Educational Websites  by  Family iConnect Software  (before 2013-06-05).
372. Amateur Nuclear Fusion  by  Emily Smit  on  Tucson Science (2013-06-02).
373. Units of Planck's constant  (in German)  by  Einbaum   (2013-06-01).
374. Pierre Deligne's coat-of-arms  by  Jochen Wilke   (2013-05-27).
375. Tetradecahedral dice  (D14)  by  Busman   (before 2013-05-21).
376. Arithmetic-Geometric Mean  by  Thomas Blankenhorn   (2013-05-18).
377. Dr. Neil James Alexander Sloane  on Zoominfo   (2013-05-14).
378. Professor Walter Lewin  on Zoominfo   (2013-05-14).
379. Mendelevium   University of Split, Croatia   (before 2013-05-14).
380. NIHS gear standards (in Spanish)  by  Claimsys   (2013-05-05).
381. Coats-of-Arms of Scientists  by  Jean-Marie De Brabandere  (bef. 2013-05-04).
382. Game:  Dots and Boxes  on  Public Pad   (before 2013-05-02).
383. Sagan's Number.  on  Googology Wiki   (before 2013-04-30).
384. On the Lanczos approximation  by  Robert Munafo   (bef. 2013-04-27).
385. Coat-of-arms of the House of Dürer  by  GriffinRampant  (2013-04-23).
386. Coat-of-arms of Emperor Akihito  (in Japanese)   Sawakimi   (2013-04-20).
387. Weigh the Earth using a pendulum (Airy)  by  Mike Dryland  (2013-04-20).
388. Margaret Thatcher, Iron Scientist  by  Roxanne Palmer,  IBT  (2013-04-17).
389. Multiperfect and hemiperfect numbers  by  Timday   (2013-04-16).
390. Margaret Thatcher, RIP  (in Dutch)  by  Jeroen   (2013-04-15).
391. Standard unit conversion tables.  Martin von Gagern  (2013-04-11).
392. Java modular arithmetic example   at  Galmark   (2013-04-10).
393. Arms of Margaret Thatcher  by  Patrick Baty   (2013-04-09).
394. Margaret Thatcher  "Heraldic symbols"  by  Claire Gibson  (2013-04-09).
395. Arms of Margaret Thatcher (1925-2013)   Pro Heraldica   (2013-04-09).
396. The most irrational number  by  Anton Sherwood   (before 2013-04-08).
397. Modular arithmetic rules   at  Galmark   (2013-04-04).
398. Modular Arithmetic Bash   at  SilverBullet   (2013-04-03).
399. Answers featuring numericana.com   at  plaintxt.org   (bef. 2013-04-03).
400. Game of Life  by  Daniel   (2013-03-29).
401. Journal of American Science  2013;9 (5)  Nazek A. AL-Essa  (2013-03-27).
402. The Boxer's Puzzle  (by Sam Loyd)  at  Math Munch   (2013-03-11).
403. Arms of Sir William Crookes  (p. 217)  by  Lina Hakim   (2013-02).
404. Coat-of-Arms of Ørsted  at  PopScreen   (bef. 2013-02-14).
405. Weighing puzzle  by  MrWondeerful   (2013-02-13).
406. Portrait of Legendre  by  Peter M. Lee   (before 2013-02-06).
407. Mathematics 3360 at Cornell  by  Pr. Louis Billera   (before 2013-02-05).
408. El truco de las N cartas  (Spanish)  by  Pedro Alegría   (2013-01-30).
409. XLVII & Avocadoes  by  Florida Division of Plant Industry   (2013-01-30).
410. Solvay conferences  by  Dr. Charlie McAllister   (before 2013-01-29).
411. Matematik: Rogers Wiki  by  Roger Bengtsson   (before 2013-01-21).
412. Spanish units of length  Realmagick shrine of knowledge  (bef. 2013-01-19).
413. GUESSOUS, Abdelmalek...  at  PagesMaroc   (before 2013-01-16).
414. Wernher von Braun's coat-of-arms  (in Russian)  Al-ex-sions   (2013-01-14).
415. Partitions of an integer...  by  David RF   (2013-01-05).
416. Lords of the Tiny Particles  by  Terakkifizik   (before 2013-01-02).

     2012:

417. Metrology - Metrologia  by  Slovar Orodja  (before 2012-12-31).
418. Electromagnetism  by  Dr. Omed Ghareb Abdullah  (before 2012-12-31).
419. Carl Friedrich Gauss  by  Mike Hand  (before 2012-12-31).
420. Archimedes of Syracuse  by  Sandro Marco  (before 2012-12-31).
421. New Numerical Methods  by  Domingo Gómez Morín  (bef. 2012-12-31).
422. Who invented the Btu?  by  Melissa Sherrard   (before 2012-12-22).
423. A man who just doesn't want to reveal himself  by  Andrien   (2012-12-15).
424. Arithmetic-Geometric Mean  (agm)  by  Thoughtful Living   (2012-12-03).
425. Adrien-Marie Legendre  (in Russian)  by  Zisl   (2012-12-02).
426. Coat-of-arms of scientists  (Peru)  Asperger's sufferers   (2012-11-24).
427. TI-92 Nostalgie  (in French)  by  Moe, Journal du Geek  (2012-11-19).
428. School  (Pinterest "repin")  by  Carina Anderson   (2012-11-17).
429. Ternary cards  (in "Teaching Math")  by  Monica Pravlik   (2012-11-17).
430. Official SI metric prefixes  by  Daniel B. Sedory   (before 2012-11-11).
431. Lycée Malherbe de Caen.  Pictures   (before 2012-10-21).
432. First Question to the SSSF  by  B.C.   (2012-10-18).
433. Sketch of Atomic Structure  by  Steve Smith,  Cheltenham U3A  (2012-10-12).
434. Mon frère Ainchtaine... (Solvay Conference)  by   TuniForce   (2012-10-07).
435. Mendelevium  by  Eni Generalic   (2012-10-05).
436. Equal sign  by   Mario Estanislao Cesar Ariet  (2012-09-30).
437. Vara de Solomon  by  CharlieJr   (2012-09-28).
438. Zero to the 0th power  (is equal to 1)  by   Christian Bokhove   (2012-09-24).
439. Elliptic Functions   by  Semjon Adlaj   (2012-09-19).
440. Backyard [Solar] Energy  by   amrlthomas   (2012-09-14).
441. Georg Mohr (1640-1697)   in Hungarian   (bef. 2012-09-12).
442. Bohr's coat-of-arms  (Facebook)  Tecnocracia   (2012-09-09).
443. Coat-of-arms of Paracelsus  by  Paul Ferguson   (2012-09-06).
444. Compton Effect...  by  Soprano   (2012-09-03).
445. Weighing nine balls...  by  Wizardskills   (2012-08-29).
446. Advanced Number Theory  by  Marion Scheepers, Boise State U.  (2012-08-28).
447. Johnsonian polytopes  by  Marek14   (2012-08-24).
448. Pierre Deligne  by  Siobhan Roberts   (2012-08-26).
449. Complex Gamma Function  in Japanese   (before 2012-08-24).
450. Roger Apéry  on OEISwiki  by  Daniel Forgues   (2012-08-20).
451. Claude-Gaspard Bachet de Méziriac  in Hungarian   (before 2012-08-14).
452. An Eloquent Formula for the Perimeter of an Ellipse  by  Semjon Adlaj  (2012-08-09).
453. Roller Coaster Loops  at  LiveBinders.com   (before 2012-08-04).
454. Pseudo rhombic cuboctahedron  by  Thomas C. Hales   (bef. 2012-08-04).
455. Winning strategy for Nim  in Japanese   (before 2012-07-31).
456. Symbols  at  redconceptual.com   (before 2012-07-31).
457. Niels Bohr  on  The Wisdom Tree Film   (Facebook, 2012-07-27).
458. Vindication of Goldbach's conjecture  by  David Bernier   (2012-07-24).
459. Final Answers - Science - NUMERICANA,  review by  Niles  (2012-07-24).
460. Perimeter of an Ellipse  (in Chinese)  by  Chang   (bef. 2012-07-22).
461. Andrew Trusty's  friendfeeed  on combinatorics and...  (2012-07-20  10:42).
462. Counting combinations/permutations with polynomials  by  Kalid  (2012-07-19).
463. Topics in Combinatorics and Probability  by  Dexter Morgan  (2012-07-18).
464. On Combinatorics and Probability Topics  (Reddit)  by  swvist  (2012-07-18).
465. Combinatorics and Probability Topics  (Hacker News)  by  llambda  (2012-07-18).
466. Combinatorics and Probability  Friendfeed  by  Buddhika   (2012-07-18).
467. Radiocarbon   by  Lelie   (2012-07-10).
468. Aire d'un Ellipsoïde  (nomograph)  by  Jean-Paul Davalan  (bef. 2012-07-09).
469. Joy of Creative Math Problem Solving   (before 2012-07-05).
470. "Ein Mathematiker erklärt..."  (7-11 Problem)  by  Omar  (2012-07-04).
471. Pinterest summary of some "pins" about Numericana  (before 2012-06-30).
472. La température peut elle créer la gravité ?   by  Rokag3  (2012-06-25).
473. Mathematical Constants  by  Stanislav Sýkora   (before 2012-06-21).
474. Assemblée des Français de l'étranger   (before 2012-06-21).
475. Giants of Science  repinned by  Nights of the Crusades   (2012-06-20).
476. Calcolo Combinatorio  (in Italian)  by  Giancarlo Zilio  (bef. 2012-06-20).
477. Leaning Tower of Pisa  (in Polish)  by  Scyth   (before 2012-06-20).
478. Giants of Science  repinned by  Sandro Marco   (2012-06-13).
479. Complex analysis  by  Felix Fischman   (before 2012-06-09).
480. Martin David Kruskal (1925-2006)   in Greek   (2012-05-25).
481. Speculations   by  Iona Miller,   (2012-05-25).
482. Giants of Science  pinned in  Loving Science   (before 2012-05-25).
483. Islamic creationism  by  Maripat   (2012-05-23).
484. Leaning Tower of Pisa  (in Polish)  by  Scyth   (2012-05-15).
485. A Jiffy is an actual unit...  by  Daven Hiskey   (2012-05-03).
486. Relativist Thermodynamics   (Facebook)  Eufisica   (2012-04-27).
487. Ernest Rutherford, 100 NZ $   by  Libyaitalia   (before 2012-04-20).
488. Perimeter of an ellipse  (Lithuanian)  by  Eugenijus Paliokas  (2012-04-14).
489. Alfred de Caston / Antoine Aurifeuille  by  Léon la Lune   (2012-04-12).
490. Heraldry, Shields and Blazoning  by  Keith J. Davies   (2012-04-11).
491. Units for Planck's constant  (in German)  by  Alex   (2012-04-11).
492. Numericana's Take on Calendars  in  Russian   (2012-04-10).
493. Escutcheons of Science  by  Sporkchop   (2012-04-09).
494. ... Bible with Physical Science (p. 170)  G.E. Stedman (2012-04-04).
495. Magic Roadshow #129  by  Rick Carruth   (before 2012-03-31).
496. Be a Number Genius (p. 41)  by  Jonathan Hancock  (2012-03-30).
497. Richard Dawkins  vs.  Wendy Wright  by  Sardonicadonis  (2012-03-28).
498. Drehmoment  (= torque) at  German Metapedia   (2012-03-24).
499. Units for Planck's constant  (in German)  by  Alex   (2012-03-21).
500. Herb Dolega  by  Babylon Enigma   (2012-03-19).
501. The Best Card Trick  at  copti.com   (2012-03-19).
502. Five-card trick  by  Cotpi   (2012-03-18).
503. Advice for mesh generation in CFD  by  Stefan   (2012-03-16).
504. Numericana: Math and Science   EEWeb Engineering Site of the Day   (2012-03-01).
505. Yin and Yang  by  Vampirecat   (2012-02-28).
506. Kruskal Paths to God  by  Shchyndrl   (2012-02-28).
507. Should your Child Learn Roman Numerals?   (2012-02-27).
508. Gutenberg Coat-of-arms  Heraldry Research Institute   (2012-02-24).
509. Relative speed & closing speed:  A pseudo-scientist in denial  (2012-02-24).
510. Doppler effect refutes Special Relativity... not!   (2012-02-22).
511. Rediscovery of Biblical Glue  by  Jerome A. Samounce  (2012-02-14)
512. Super Bowl XLVI: Mystery of Roman Numerals   Bob Holt   (2012-02-06).
513. Today, I have become a statistic... by  Stacey Sharp   (2012-02-05).
514. This website might die today...  by  Autonemesis   (2012-02-05).
515. Every Day is Special :   Super Bowl XLVI   (2012-02-05).
516. Super Bowl XLVI's Roman Numerals  by  James Johnson   (2012-02-05).
517. RE: ZGAMMA revisited  by  Marcel Hendrix   (2012-02-04).
518. Super Bowl L  by  Schweady,   BWCA Messageboard   (2012-02-04).
519. Super Bowl XLVI ?  by  Evann Gastaldo   Newser Staff   (2012-02-04).
520. Roman numerals Greek to modern youth  by  Leanne Italie  (2012-02-03).
521. SuperBowl and Roman Numerals  by  Matthaeus  (2012-02-03).
522. Roman Numerals Disappearing  by  Brian K. Finnicum  (2012-02-02).
523. Combinatorial calculus  in Thai   (2012-02-01).
524. Reading assignment (extra credit)  at  Vale Middle School   (2012-01-31).
525. XLVI: To Some, it may as well be Greek...  by  Leanne Italie   (2012-01-31).
526. XLVI ?  by  Leanne Italie  at JournalGazette.net   (2012-01-31).
527. Super Bowl & Roman Numerals  (in Chinese)  WorldJournal   (2012-01-30).
528. Super Bowl XLVI: Du Chinois pour les jeunes  Métro, Montréal  (2012-01-30).
529. Super Bowl refresher on Roman numerals  [ Fox News ]   (2012-01-30).
     Live links:  Verizon entertainment, Associated Press, NWI Times, etc.
530. Deciphering the Super Bowl  by  Leanne Italie, Associated Press (2012-01-30).
     Post and Courier, Rapid City Journal, Seattle Times (m), Boston Globe...
531. Fundamental Constants  (Facebook)  In Nature We Trust   (2012-01-27).
532. Traditional Chinese Medicine  apologetics  by  Sonic   (2012-01-20).
533. Transfinite numbers  at  The Motley Fool  by  TMFAleph1   (2012-01-19).
534. Nalimov endgame tables  by  Malbase   (2012-01-17).
535. Zibaldone Scientifico   in Italian   (before 2012-01-14).
536. Ire in Adversa  (George Gabriel Stokes)  by  Stephen Smith   (2012-01-09).
537. Coat-of-arms of Leonardo da Vinci   in Catalan   (2012-01-07).

     2011:

538. Dog-on-a-leash lemma  by  Rade T. Zivaljevic   (2011).
539. Arms of Isaac Newton  by  Raphael   (2011-12-29).
540. Prime Factorization   K-12 TLC guide to mathematics   (bef. 2011-12-21).
541. Bézier curves   by  Zaelia  from France   (2011-12-19).
542. Ellipse circumference calculator   by  Thomas Blankenhorn   (2011-12-17).
543. 5-card trick of Fitch Cheney  by  Steven J. Miller   (2011-12-13).
544. Le théorème de Wilson (in French)  by  Mathesisuniversalis  (2011-12-12).
545. When is Wendt's determinant divisible by 3?  by  aorq  (2011-12-11).
546. Kruskal Count  by  Brian Blumen  (2011-11-30).
547. Solvay Conferences (in Greek)  by  John Fiorentinos  (2011-11-25).
548. Moebius Function by  Gabesoft  (2011-11-11).
549. Numerical Coincidences (in Swedish)  by  Emil  (2011-11-11 11:11).
550. Bohm  & de Broglie  by  José Gandarias Perillán  (UR Ph.D. 2011-11-08).
551. Kruskal Paths with Dice  (in Russian)  at  Watermelon  (2011-11-01).
552. x and y can't both be odd  (if  x² + y²  =  z² )   by  Henry   (2011-10-25).
553. Solvay 1927  in Spanish  (2011-10-24).
554. Wilson's theorem  (in Japanese)  by  OTO Suu   (2011-10-11).
555. Steamboats  by  Lee Yan Gen  (2011-10-10).
556. Kruskal Count (in Polish)  by  Pierro  (2011-10-10).
557. Perimeter of an Ellipse (Mathematica 11,2)  by Paul Abbott  (2011-10-06).
558. Numeracy, Math & Magic   by  Nicole Brynn   (2011-10-06).
559. What do you always carry?  (TI-92+)  by  Andernerd  (2011-10-05).
560. Notation for standard uncertainty (misunderstood)  by  gue5t  (2011-09-22).
561. Mathematical magic trick for the classroom  in Thai   (2011-09-21)
562. Secret number from 1 to 80  in Thai   (2011-09-21)
563. The Magic of Maths  at  Maths Week, Ireland  (before 2011-09-21).
564. E&M outline  in  SI  for PHYS 222 at Iowa State  (bef. 2011-09-19).
565. An invitation to a funny number system  by  Brent Yorgey  (2011-09-17).
566. Guillaume de l'Hospital (1661-1704)  by  Justin Swanström  (2011-09-15).
567. Decadics  by  Brent Yorgey,  via  Matt Gardner Spencer  (2011-09-14).
568. Grey Elephants in Denmark  by  John Powell  (2011-09-08).
569. Gamma Function  [imported from CZ]  by  TakuyaMurata  (2011-09-04).
570. Photon-photon scattering  by  Wukunlin   (2011-09-02).
571. Ph.D. Dissertation  of  José Gandarias Perillán   (bef. 2011-08-31).
572. Bohr & Rutherford  by  Christopher G. Fletcher   (2011-08-30).
573. Legendre and Fourier  by  Alexandre Eremenko, Purdue  (bef. 2011-08-26).
574. Michon du Marais  in the genealogy of  Paul Jame   (before 2011-08-26).
575. Many periodic tables... refresh screen to see another...  (bef. 2011-08-24).
576. Why 10-adics are not a field  by  Citan Uzuki   (2011-08-23).
577. Electromagnetism  by  Dr. Omed Ghareb Abdullah  (before 2011-08-15).
578. Symbol font problem  by  Miller   (2011-08-14).
579. Unicode fan against the Symbol font  by  Andreas Prilop   (2011-08-13).
580. Entertaining Heraldry  (Russian)  by  Spamsink, Fremont, CA  (2011-08-12).
581. Proposed new Unicode characters  by  Leo Broukhis   (2011-08-12).
582. Putting the Symbol font issue to rest  by  Leo Broukhis   (2011-08-12).
583. The  Jiffy  is a unit of time... in  Friday Thoughts   (2011-08-12).
584. Tycho Brahe in altered painting  by  Arienski Crowley   (2011-08-11).
585. Lanczos implementation  of the Gamma function  by  Jack   (2011-08-05).
586. Magia y Matemáticas  Real Sociedad Matemática Española   (2011-07-30).
587. Counting Square-Free Numbers  by  Jakub Pawlewicz   (2011-07-25).
588. Coriolis deviation  (in Serbian)  by  Trifo   (2011-07-18).
589. Subtractive principle  in Roman numerals   (before 2011-07-18).
590. Coat-of-arms of Emperor Akihito  in Japanese   (before 2011-07-14).
591. Nanifest XLV  by  Nani   (2011-07-11).
592. Good Stuff on the Web  (Swedish)  by  Roger Bengtsson  (bef. 2011-07-10).
593. Matematika-Ku  (Indonesian)  by  Hilman Permana  (bef. 2011-07-10).
594. Heliocentrism in the second century BC  by  Brocke  (2011-07-08).
595. Martin Gardner's Gliders  by  Chris Greaves  (2011-07-07).
596. Meaning of common symbols.  The Procrastinator's Inbox  (2011-07-06).
597. Physics of gases   by  Takeovers   (2011-07-03).
598. Image of the Korean flag   Bandwidth Stealing   (before 2011-07-03).
599. July 1 in Chemistry (Te, 1740)  by  Carmen Giunta  (before 2011-07-02).
600. Simple Symbols  by  TwoLeftFeet  on MetaFilter   (2011-07-01).
601. Taaffeite  (in Russian)  by  Golodny   (2011-06-29).
602. Math Magic Trick (in Thai)  by  Sri Narong   (2011-06-28).
603. Hall of Fame  by  Harish Reddy   (before 2011-06-26).
604. The Domino Effect  by  Jim Wilder   (2011-06-25).
605. Computing the n-th partition number.  Keith Matthews  (bef. 2011-06-23).
606. Blood Red Ink  by  The Good Captain   (2011-06-22).
607. General Theory of Relativity  saved by  Srinivazen   (2011-06-20).
608. Fifth Solvay Conference  by  Elizabeth Ashworth   (2011-06-16).
609. Mathematical Magic Tricks  by  Lisa Atkinson   (before 2011-06-14).
610. Richtige Einheit des Wirkungsquantums  by  Roland   (2011-06-11).
611. Planck's Constant  in Russian   (before 2011-06-05).
612. Maths magic tricks  by  Sumedha   (2011-05-28).
613. History of mathematical symbols  by  Jim Loats, Ph.D.   (bef. 2011-05-16).
614. Counting Polyhedra  by  Stuart Errol Anderson   (2011-05-15).
615. Programming and continued fractions,  in Lithuanian   (bef. 2011-05-14).
616. SurfSafely Directory  >  Education  >  Science   (before 2011-05-14).
617. Ancient Math  (in Russian)  by  Roman Solodovnik  (bef. 2011-05-12).
618. Google Directory  >  Science  >  Math  >  Recreations   (bef. 2011-05-12).
619. Mathematical Magic Tricks  by  Timon Piccini  (before 2011-05-10).
620. Gear  (in BEAM robotics wiki)  by  Clifford L. Boerema Jr.  (2011-05-07).
621. Breteuil ring found in French West Indies  by  Mackaydon  (2011-05-06).
622. Fitch Cheney Card Trick Update  by  Scott Cram  (2011-05-05).
623. Wiskundig broeden op een ei (2004)  by André Heck   (bef. 2011-05-02).
624. Mathematical Magic  on  Doug Dyment's Portal  (before 2011-04-28).
625. The Saga of Mathematics  by  Lewinter & Widulski  (before 2011-04-27).
626. Thanks Internet (Bohr's coat-of-arms)  by  Duriel  (2011-04-25).
627. Set Theory and Logic (Infinity)  "FriendFeed"  by  Janmhil  (2011-04-25).
628. Circumference of an ellipse  by  MathMan  (2011-04-25).
629. Leading 50 math sites:  Pop chart at  CuriousMath.com  (bef. 2011-04-24).
630. Links and publications  by  Stuart Errol Anderson   (before 2011-04-24).
631. Tintin & Hergé  in  China Times  Bandwidth Stealing   (2011-04-23).
632. Definition(s) of the Jiffy?  by  Stevenal   (2011-04-18).
633. Coat-of-arms of Pierre de Fermat  by  Jochen Wilke   (2011-04-17).
634. Partitions d'un entier  (French)  by  René Bastian   (2011-04-14).
635. Interesting Websites  by  Horst D. Wahl, FSU   (before 2011-04-14).
636. A chevron can mean minimum  by  Zev Chonoles   (2011-04-10).
637. Friday Puzzle and Cicada Math  by  Shecky Riemann, NC   (2011-04-08).
638. The Kruskal count  by  wwwckq  (2011-04-06).
639. What are gross tons?  by  Latoya McGill, eHow contributor  (2011-04-01).
640. Casio fx-991DE Plus  (2011-03-31).
641. Roger Apéry's constant (in French)  by  Mathesisuniversalis  (2011-03-30).
642. Amazing Website with Amazing People  in  Tornado   (2011-03-26).
643. 12-Marble weighing conundrum  by  Darkapothem2000  (2011-03-22).
644. Perimeter of an ellipse  by  Rothrock  (2011-03-21).
645. Magic Maths  by  Miss Pollock  (2011-03-06).
646. Escut d'armes de Leonardo da Vinci.  Institut Nova Historia  (2011-03-01).
647. Optimal gear ratio to maximize top speed  by  Nickb2   (2011-02-28).
648. Aproksimasi Keliling Elips (in Indonesian)  by  Paradokster   (2011-02-26).
649. Einheit des Wirkungsquantums (in German)  by  Newton  (2011-02-22).
650. Szilard's engine  (no backlink, in Greek)  by  Physicsgg  (2011-02-16).
651. The Book of Integer Sequences  by  Jabra Ghneim  (2011-02-16).
652. Gum Arabic  by  Hidden Lethe  (2011-02-12).
653. More than I wanted to know about ink by Moonflowerjewelry (2011-02-11).
654. Enlaces para futuros educadores matemáticos   (before 2011-02-07).
655. Art of Problem Solving  by  Lindlar   (2011-02-04).
656. Units for Planck's constant  (in German)  by  Überlebender   (2011-02-03).
657. Polyhedra in loop quantum gravity.  Bianchi, Dona, Speziale (2011-02-01).
658. Matemagia básica  by  Carlos Vinuesa,  UAM   (before 2011-01-31).
659. Polyhedra in loop quantum gravity   (arXiv, 2011-01-29).
660. Integer Partition and Ferrers Diagrams  by  chinmaylokesh   (2011-01-26).
661. Why it's XLV and  not  VL  by  Sarissa   (2011-01-24).
662. Encoding Partitions  by   martin-boundary   (2011-01-22).
663. Ken Ono's  partition function  newsbreak  by  Robin Whitty  (2011-01-22).
664. Music of the Primes  Partition Function   (p.165, 2011-01-19).
665. Super Bowl XLV  (not  VL)  by  GradyTheBadger   (2011-01-18).
666. Coat-of-arms of Niels Bohr  by  Michael van de Gaer   (2011-01-18).
667. Auer von Welsbach Museum:  Austria & Germany   (before 2011-01-17).
668. A Survey of the Forensic Sciences  (p. 128)  by  Randall Skelton   (2011-01-14).
669. Number of decahedra  in  Fuzzy Percentile Dice  by  Windell  (2011-01-11).
670. Roman Mathematics  by  Shen Kirsch   (before 2011-01-05).

     2010:

671. How to do a Magic Trick   (before 2010-12-31).
672. Grey Elephants in Denmark  by  Bernard Kwan   (2010-12-29).
673. Vertices, Polyhedra, Polytopes  at  refertus.info   (before 2010-12-29).
674. Planck's constant  in Arabic   (before 2010-12-28).
675. Isaac Newton's crossbones  by  ResponsibleJoe  (2010-12-28).
676. Die Einheit des Planckschen Wirkungsquantums  by  Noanna  (2010-12-27).
677. Isaac Newton, a pirate?   by  Catalintenita  from Bucharest   (2010-12-25).
678. Escutcheons of Science   by  De Elia Artista   (2010-12-24).
679. Niels Bohr & the Order of the Elephant   by  Jessamyn West   (2010-12-23).
680. Opposites are Complementary   by  Matthew Battles   (2010-12-23).
681. Coat-of-arms of Aki Hito   by  Robert Witting   (2010-12-23).
682. Wrong portrait of Legendre  on  reddit  by  d00kd00kd00k   (2010-12-20).
683. Arc d'une ellipse (in French)  by  Sylvainc2   (2010-12-12).
684. Calculating the perimeter of an oval  by  Joan Whetzel   (2010-12-10).
685. Einstein at 1911 Solvay conference  by  Allen Esterson   (2010-12-10).
686. Math Magic   by  Rip Skidmark   (before 2010-12-06).
687. Last to be chosen   by  Scott Cram   (2010-12-02).
688. Math Magic Trick Tips   (before 2010-11-30).
689. Surface area of an ellipsoid  (in German)  by  Fremdgaenger   (2010-11-27).
690. Numericana:  Semi-automated collection of some reviews  (2010-11-27).
691. Partition function  by  Alphachapmtl   (2010-11-26).
692. Zeno [1]   [misguided & insulting]   by  doronshadmi   (2010-11-11).
693. Definition of a scientific theory  by  JMR   (2010-11-08).
694. Why a diode can't produce free energy  by  CWatters   (2010-11-05).
695. Interterma   (in Dutch)   (before 2010-11-02).
696. Medical Data and ... (p. 83)   by  John R. Zaleski   (2010-10-31).
697. Scientific theories  by  Natepro   (2010-10-22).
698. Infinity  (you asked for it)  by  Odilon   (2010-10-18).
699. Mathematics Resources on the Web  by  Robin Whitty   (bef. 2010-10-16).
700. Solvay Conferences  by  Snowhare   (before 2010-10-14).
701. Perpetual motion with a diode?  by  Snowhare   (2010-10-13).
702. Richard Feynman on physical units  by  SponsoredWalk   (2010-10-10).
703. Carmichael numbers  (in Greek)  by  Achilleas   (2010-10-10).
704. Conway's Nimbers  [1]  Alasdair McAndrew,  Melbourne  (2010-10-09).
705. Food for Geeks  (Feigenbaum's constant)   by  yor_on   (2010-10-06).
706. Mixed blessings of Fermat.   Block Notes Mathematico   (2010-10-06).
707. Partition Function  in the thesis of  Marcus Vollmer  (2010-10-04).
708. Plaques and notices in Cambridge.  Shields of scientists, 1886  (2010-10-01).
709. Inhabitable planets?  (in Spanish).  Near stars  by  Juarchi   (2010-09-30).
710. How much beer in a half-keg?  by  Michael Roennevig   (2010-09-29).
711. Niels Bohr's coat-of-arms  by  Skydivephil   (2010-09-29).
712. Glenn Elert (physics teacher)   by  Ej Hill   (2010-09-16).
713. Table of Polyhedra Enumerations  by  Ed Pegg, Jr.   (2010-09-06).
714. International Heraldry  by  Stephen Plowman   (bef. 2010-09-03).
715. Genesis  (in Greek)  by  Patroklos   (2010-09-02).
716. Stats 721  by  Rachel Fewster,  University of Auckland  (bef. 2010-08-26).
717. First scientist to be knighted  by  Turenne   (2010-08-24).
718. Tables of Dirichlet Characters  by  David Ireland  (bef. 2010-08-19).
719. Creating a  Novelty of Fact  Invention  by  Leslie R. Pastor  (2010-08-17).
720. L'année dernière à Marienbad  [ m ]   in Japanese   (2010-08-16).
721. Tautology about Carmichael multiples  by  Richard Mathar  (2010-08-14).
722. Curves of Constant Width  by  Michael de Villiers   (2010-08-11).
723. Homage to Martin Gardner   by  Ralph Dumain   (before 2010-08-08).
724. Recreational Math & Physics  at SMILE, by  Roy Coleman  (2010-08-05).
725. 7-11 Puzzle  (in Italian)  by  Cece  (2010-07-29).
726. Coat-of-arms of Niels Bohr   (2010-07-27).
727. Answer to Richard Wiseman's Friday Puzzle  by  Béranger  (2010-07-26).
728. Infinity Symbol  by  catfi9ht  (before 2010-07-25).
729. Polyhedra with large number of edges  by  Andreas Rüdinger  (2010-07-24).
730. How to calculate dB gain  at  eHow.com  (before 2010-07-24).
731. Ink made to last...  by  Mark J. Anderson   (2010-07-20).
732. Partition von Zahlen  (in German)  by  Mystic   (2010-07-20).
733. Value of 19 pounds of pennies  by  Cait D   (2010-07-19).
734. Ramsey Theory  by  Doctordick   (2010-07-16).
735. Lab Report  by  Bahinting et al.  at  Mindanao State U.   (2010-07-15).
736. billions.  Intro C:  Mini-FAQ on Words and Phrases  (before 2010-07-12).
737. Why Does M Mean Slope?  by  JillB  (2010-07-10).
738. July 4th Brain Fun  by  Scott Cram   (2010-07-04).
739. The Martin Gardner Thread  by  Greymatters   (2010-06-27).
740. Dudeney's Kayles  by  Scott Cram   (2010-06-27).
741. Picture of Martin Knudsen     .der chemie-blog.   (2010-06-25).
742. Ellissoide  (in Italian)  by  Mizarino   (2010-06-18).
743. Slope.   Student essay by  Nelms   (2010-06-16).
744. Infinite and Unreal Numbers  by  Akash   (2010-06-16).
745. Cantor and Set Theory  by  Kanishka   (2010-06-16).
746. In the wake of Entropy  (Science Forums)  by  Forufes   (2010-06-09).
747. Bombieri's Napkin Problem discussed on  Math Overflow   (2010-06-08).
748. Ternary cards  (in Spanish)  by  Pedro Alegría   (2010-06-07).
749. Who is Kevin Brown?  (Physicsforum)  by  JesseM   (2010-06-05).
750. Bohr's coat-of-arms  (in Chinese)  by  Skyhiker   (2010-06-04).
751. Newton's coat-of-arms.   Don't mess with a genius   (2010-06-04).
752. How to Learn Math Through Magic  by  Steph Ellen   (2010-06-02).
753. Martin Gardner (1914-2010)   by  Liz E.   (2010-05-31).
754. Ask a Mathematician  by  Anthony Iachini   (bef. 2010-05-27).
755. Martin Gardner, 1914-2010  Three-Prisoners Paradox   (2010-05-23).
756. Martin Gardner, 1914-2010  (in Russian)  by  Yggaz   (2010-05-23).
757. Martin Gardner is dead  (in Russian)  by  Robot   (2010-05-23).
758. In memory of Martin Gardner  (in Russian)  by  Robot   (2010-05-23).
759. Martin Gardner R.I.P. (in Russian)  [ 1 ]  Constantin Knop  (2010-05-23).
760. Radiation entropy [...] Earth system.  Wei Wu,  Yangang Liu  (2010-05-14).
761. Isaac Newton's coat-of-arms   by  Rayscan   (2010-05-11).
762. How much money is a pound of pennies worth?   by  Jo G   (2010-05-08).
763. High-Energy Physics (Outreach) [1].  Pr. Nikos Varelas  (bef. 2010-05-06).
764. Measurements and Units Defined  by  Kristin Harley   (2010-05-02).
765. Magic and Math: Together Again   by  Scott Cram   (2010-04-25).
766. Lemniscus and Ouroboros   by  Victoria Houghton   (2010-04-21).
767. Megas 2  by JNS   (before 2010-04-18).
768. Permeability units  by Chris Horn   (2010-04-16).
769. April 13  in Chemistry  (v. Reichenstein)  by Carmen Giunta  (2010-04-13).
770. Math Curriculum  (OrangeMath)  by  Dennis Ashendorf  (bef. 2010-04-13).
771. British Thermal Unit (BTU)  by  Chuck Wheeler   (2010-04-13).
772. 100 Bars of Gold   by  Gronkie  (2010-04-12).
773. Escutcheons...  by  Rolando Julio José de YÑIGO y GENIO   (2010-04-12).
774. Old Brain Teaser  (Weighing)   by  gronkie   (2010-04-12).
775. What are the first 18 Roman numerals?  by  Tyler D.   (2010-04-08).
776. Elliptic integral & AG mean  Wapedia Mobile Encyclopedia  (2010-04-07).
777. Arms of Abel  &  Symbols   by  Carlos Galindo   (2010-04-05).
778. Cross of St. Boniface  in  Log24  by  Steven H. Cullinane   (2010-04-04).
779. Tons  in  "PDRacer: Puddle Duck Sailing"  by  Andrew Linn   (2010-04-03).
780. Arithmetic of Medicine  "All about International Unit (IU)"  (2010-04-02).
781. Plank's Constant (in Russian)  in  Traditio Wiki   (before 2010-03-31).
782. Numericana  (Facebook group)   by  Gérard P. Michon   (2010-03-29).
783. CONSTANTINOPLE  [ & mobile version ]   by  TheoGB   (2010-03-29).
784. Jan Amos Comenius  and blackpowder  (in Czech)  by  Luba   (2010-03-29).
785. Recreational Maths:  Year 7 Mathematics at Echuca College   (2010-03-28).
786. Critical state of Nitrogen  (in Persian)  by  Meytim   (2010-03-28).
787. Coat-of-arms of Emperor Akihito  [Ceron.jp]  by  Nageniku   (2010-03-27).
788. Numericana's dashboard  by  Gérard P. Michon   (2010-03-25).
789. Euler Problem 76  (in Bosnian)  by  Bahrudin Hrnjica   (2010-03-24).
790. Recreational Mathematics  by  Subadra   (2010-03-24).
791. Mantling (Heraldry)  in  Japanese Wikipedia   (2010-03-24).
792. Isaac Newton's coat of arms  by  ParallelBotany   (2010-03-22).
793. Why is a standard g exactly 9.80665m/s/s?  [ 1 ]  Fume Troll   (2010-03-22).
794. The perimeter of an ellipse  by  Chandrupatla & Osler  (2010-03-18).
795. Covariance Gibberish   by  Joe Darcy   (2010-03-15).
796. Rick's Stuff  by  Rick3137  (before 2010-03-14).
797. Useful Links  by  Kamer Kaya  of  CERFACS  (before 2010-03-14).
798. Prism Play  by  Jonathan Choate   (before 2010-03-14).
799. Epilogue on Legendre Portraits  [AMS, 57, 6, 203]  P. Duren  (2010-03-01).
800. 'U'  by  Perseus Apex   ???   (2010-02-18).
801. Educational Links  by  Math Lady   (2010-02-13).
802. Infinity Symbol  by  HS student  Christina Hernandez   (before 2010-02-05).
803. Perimeter of an ellipse  (in Chinese)  by  Zhangjiali   (2010-02-04).
804. Perimeter of an ellipse  (in Russian)  by  mkay422   (2010-02-04).
805. Integration symbol  by  Okay   (2010-02-04).
806. Lewis Carroll's Monkey Puzzle  by  Bigtop   (2010-02-04).
807. Math is Math...  by  Tom Nalevanko   (2010-02-03).
808. The Five-Card Trick  of  Fitch Cheney  by  David Speyer   (2010-02-02).
809. Anecdotes scientifiques  by  Tropique   (2010-02-01).
810. Escutcheons of Science  by  Peter Meister   (2010-02-01).
811. ScienceWorld  by  friendfeed   (2010-01-31).
812. Arms of Galileo  by  Bernhard Peter = Herold-vom-Rhein   (2010-01-28).
813. Ruggero Gabbrielli's Foam  by  Giacomo   (2010-01-27).
814. Euler-Descartes equation  by  19106   (2010-01-21).
815. 10 Great Sites for Geeking Out  by  Pi Guy   (2010-01-17).
816. Distance from Alexandria to Aswan:  5000 stadia?  (bef. 2010-01-17).
817. News report #6 (Legendre's portrait)  by  Tom Koornwinder   (2010-01-15)
818. Rediscovering an ancient glue  [2]   by  Jerome A. Samounce  (2010-01-11).
819. An eclectic collection of units  by  Stephen Lower  (before 2010-01-11).
820. The amazing mouth of Kreskin  and  Math Magic  (2010-01-03).

     2009:

821. Proposals for new SI prefixes  by  Sbiis Saibian   (before 2009-12-31).
822. Magic The Gathering: A to Z.  Arcane gibberish   (2009-12-29).
823. Partition, Subset, Sym, etc.  by  Jason  (2009-12-29).
824. For the record  by  Melody  (2009-12-29).
825. Obsolete inches (USMA)  by  John Steele  &  Pat Naughtin  (2009-12-28).
826. Black diamonds on a tape measure   by  Woodeneye   (2009-12-22).
827. Welke Legendre?  (in Dutch)  by  Jeanine  (2009-12-17).
828. The polyominoes of Sol Golomb   by  Travis Hale  (2009-12-15).
829. ¿ Por qué no es primo el  1 ?  FAQ  at  MaTeTam  (before 2009-12-12).
830. Thomsen's formula  by  Cavarretta, O'Sullivan & Coop  (bef. 2009-12-08).
831. Ternary Magic Cards  at  Oakland/East Bay Math Circle  (bef. 2009-12-08).
832. Inclusion-Exclusion  (with short URL)  by  Jordan Cole  (2009-12-06).
833. Thomsen's formula  by  Richard F. Burton  (2009-12-01).
834. Cooling of ALH84001  by  Kathie Thomas-Keprta & al.  (2009-11-25).
835. Blason de François Viète (in French)  by  Jean de Parthenay  (2009-11-25).
836. Symbol for the set of prime numbers  by  APcalculus  (2009-11-24).
837. Circumference of an Ellipse  by  David Biddulph  (2009-11-24).
838. On the Perimeter of an Ellipse  [ pdf ]  by  Paul Abbott  (bef. 2009-11-23).
839. Cycling Performance Simplified  by  Bob Fugett  (2009-11-22).
840. Legendre who?   (Division by Zero)  by  Dave Richeson  (2009-11-19).
841. The scary face of a great mathematician  in Korean   (2009-11-17)
842. Legendre != Legendre   Programa de Educação Tutorial  (2009-11-16)
843. Wow... I must buy this book!!!  by  Peter Theoh   (2009-11-16)
844. Pythagoras Constant  at  Barcodes, Inc.   (before 2009-11-16)
845. The Orbode Company  links by  Angelo   (before 2009-11-16)
846. Theoretische Elektrotechnik   by  Karl Küpfmüller  (before 2009-11-16)
847. Legendre, we hardly knew ye!   in  Ars Mathematica  (2009-11-15)
848. Legendre on Wikimedia Commons  thanks to  Pieter Kuiper  (2009-11-14)
849. Mistaken portrait of Legendre (AMS)  by  Peter Duren  (2009-11-11).
850. Gray Elephants in Denmark  by  Buckwheat469   (2009-11-10).
851. About Abundancy  by  Walter Nissen  & Michel Marcus   (bef. 2009-11-08).
852. Superabundant numbers, etc. (in French)  by  mam   (2009-11-06).
853. Wild Goose Chase  by  Mark Batterson  and  Kenneth   (2009-11-05).
854. Scientific biographies  by  Robin Whitty   (bef. 2009-11-02).
855. Polyhedra  by  Belisha J. Price,  Cambridge High-School  (bef. 2009-10-27).
856. Coat-of-arms of printers (Finnish)  by  Eero Hämäläinen  (bef. 2009-10-24).
857. Stars in Galaxy, galaxies in Universe  at  Ecolution Trail   (bef. 2009-10-23).
858. BENG 221,  Lecture 10, Midterm Review, at UCSD   (2009-10-22).
859. Tycho Brahe  (A Universe in Time)  by  Ken R. Pinkela   (bef. 2009-10-21).
860. BENG 221  Math. Methods in Bioengineering,  at UCSD  (bef. 2009-10-19).
861. Crazy about numbers  by  himanshupratap   (2009-10-18).
862. Portrait of Legendre  (in Russian)  by  iv6   (2009-10-17).
863. Bohr's coat-of-arms  (in Dutch)  by  Michelin   (2009-10-11).
864. Arms of Leonardo da Vinci (in Catalan)  by  JM   (2009-10-08).
865. Mathematics Help  by  Dr. Bruce W. Coletti   (before 2009-10-04).
866. What is the circumference of an ellipse?   WikiAnswers   (bef. 2009-10-03).
867. How to simulate a Poisson process  by  Harry Kim   (2009-09-30).
868. Legendre & Fourier caricatures  by  Stpasha & Infofiltrage   (2009-09-29).
869. Broken calculator with 6 keys   in Chinese   (before 2009-09-28).
870. Knight & Day  (Niels Bohr)  by  Elizabeth Reninger   (2009-09-23).
871. SAM 206 - Septenber 2009  by  Opie Houston   (before 2009-09-22).
872. Lewis Carrol's Monkey Puzzle  in Japanese   (2009-09-17).
873. The Magic of 9  by  Pi Guy   (2009-09-10).
874. Mathematics Help on the Internet   in Finnish   (before 2009-09-09).
875. Erroneous portrait of Legendre  Wikipedia deletion request   (2009-09-07).
876. Multiplication of complex numbers  by  David   (2009-09-04).
877. Nautical Leagues  by  Valentine   (2009-09-01).
878. First Solvay Conference (1911)  in  CosmoLearning   (bef. 2009-08-31).
879. Arms of August Wilhelm von Hofmann  by  Jochen Wilke   (2009-08-29).
880. Militant blogs  (in Czech)  by  Satori   (2009-08-27).
881. Numericana Hall of Fame  (in Polish)  by  Andrzej Solecki   (2009-08-15).
882. Kevin S. Brown & MathPages  (in Polish)  by  5-Grid   (2009-08-14).
883. Coat-of-arms of Werhner v. Braun  (German)  by  Björnson  (2009-08-12).
884. Mathematik  (in German)  by  Frank Dreßler   (2009-08-06).
885. Numericana's hall of fame  (in Swedish)  by  Tonyf   (2009-08-03).
886. Perimeter of an ellipse,  in Japanese  (2009-08-01).
887. Le Bicou  by [the brother of]  Emmanuel Lisack, X67 ?  (bef. 2009-07-31).
888. Along Came Leonhard Euler  by  HumblyTheirs  (2009-07-30).
889. Ramanujan's number  by  Graham D  (2009-07-30).
890. Sum of the reciprocals of Catalan numbers  by  Juan Márquez  (2009-07-29).
891. About Numericana  (in Russian) ... and the  Symbol font  (2009-07-26).
892. Coats-of-Arms of Nobel Laureates  by  Jochen Wilke  (2009-07-14).
893. Tetragonal Antiprism  (in German)  by  Jürgen Köller  (before 2009-07-01).
894. Graduation speech  commented by  Jonathan Vos Post   (2009-06-29).
895. On multiple-choice questions  in  Terry Tao's blog   (2009-06-29).
896. 50th birthday of Glénisson's formulas  (in French)  by  Doris   (2009-06-28).
897. Zillions  by  JimmyG  at AnswerBag.com   (2009-06-27).
898. 24 Tintin albums  by  @Li3n   (2009-06-26).
899. Wythoff's game on the quarter-plane  by  Aleph_One   (2009-06-24).
900. Math Magic  by  Mrs. Schlueck, Hillside Grade School  (bef. 2009-06-23).
901. Who wrote Reflections on Relativity ?  by  Blackhead   (2009-06-15).
902. Diodes obey second law of thermodynamics  by  mrflora   (2009-06-14).
903. Quadratic Reciprocity  by  Graeme McRae  (before 2009-06-09).
904. Ellipsoid  (in German)  by  Jürgen Köller  (before 2009-06-08).
905. Flattening a sphere  by  Yotch  (2009-06-07).
906. Juan Pablo Muñoz's Library  at  diigo.com   (2009-06-04).
907. Constante de Planck  (cut-and-paste)  by Zongo  (2009-05-28).
908. Planar Curves.  "Community College Calculus"  by Vlorbik  (2009-05-11).
909. Was Leonardo da Vinci Catalan? (Catalan)  by Jordi Bilbeny  (2009-05-11).
910. Arms of Johan Gadolin (1760-1852)  by  Jochen Wilke  (2009-05-08).
911. Arms of Pierre Deligne (b. 1944)  by  Jochen Wilke  (2009-05-07).
912. Voyage 200 bookmarks  by  carlosvicunav  (before 2009-05-06).
913. About Edouard Herzen  at  Lexilogia  by  Stathis  (2009-05-06).
914. Continued Fractions  (book review)  by  A. Ya. Khinchin  (bef. 2009-05-06).
915. Icosahedral die  ("scattergories cube")  by  Skateandscoot  (2009-05-02).
916. Look-back time  by  Dave Mitsky  (2009-05-01).
917. Pierre Deligne's coat-of-arms  [ 1 ]  by  Jordan S. Ellenberg  (2009-04-29).
918. Notes about math trick  by  Opieh  in  CHAT XXXIV   (2009-04-23).
919. Circumference of an Ellipse  by  Shahram Zafary   (2009-04-21).
920. Enumeration of polyhedra  (in German)  by  PhotonX   (2009-04-17).
921. Shneider, Mentis, Schustak, & O'Donovan [pdf] Neuroscience (2009-04-15).
922. The Kruskal Principle  by  Scott Cram   (2009-04-09).
923. Staff of Aesculapius  by  Chpuppylove3   (2009-04-07).
924. History of Logarithms  by  Ms. Fleming   (before 2009-04-05).
925. Heraldry Links  by  Marek Nienaltowski   (before 2009-04-05).
926. Perimeter of an Ellipse  (in Dutch)  by  Kjell   (2009-04-04).
927. The constants of Mathematics  by  Chuck Knepfle   (before 2009-04-02).
928. Numericana, Enciclopedia dei Numeri  by  Lorenzo Zaninetti   (2009-03-30).
929. La aritmética p-ádica (in Spanish)  by  Remolon   (2009-03-27).
930. Mathematical Puzzles  [+ German ]  by  Thomas Risse   (bef. 2009-03-26).
931. Malo Mori Quam Foedari  by  Linda_J   (2009-03-09).
932. Coat-of-arms of Hans Christian Ørsted  by  Jochen Wilke   (2009-02-21).
933. Gear Design and Rack Radius  by  BabyBear   (2009-02-19).
934. Law of Gravity.  Long quotation by  indy_jh   (2009-02-18).
935. Feynman Apologetics  by  Viren Fernandes   (before 2009-02-15).
936. Arms of Scientists and Explorers  by  Jochen Wilke   (2009-02-14).
937. Coat-of-arms of Niels Bohr  (in Czech)  by  Faleristika   (2009-02-14).
938. The 1089 force  by  fkace63   (2009-02-14).
939. Introducing Numericana  at  www.hazemsakeek.com   (2009-02-09).
940. Advice about ellipse formula  by  Noone   (2009-02-06).
941. McAfee SiteAdvisor ® :  "No significant problems"   (2009-02-05).
942. NationMaster > Encyclopedia > Benjamin Thompson   (before 2009-02-05).
943. Units of Energy & Power  at  Instituto Superior Técnico   (2009-02-04).
944. Brain Teasers  at  The Crafty Puzzles Company   (2009-02-03).
945. Good On-Line Armorials  by  David B. Appleton   (before 2009-02-03).
946. Numericana Hall of Fame  in  Harishreddy's shortcuts  (2009-01-31).
947. Doplnky o grupach  (in Slovakian)  by  Tomas Richta   (bef. 2009-01-29).
948. Podrobneji o pologrupach  by  Tomas Richta   (before 2009-01-29).
949. Composite and Prime Numbers...  by  Ulrich H. Kurzweg   (2009-01-27).
950. Demon of Laplace  in  The PC Engine Software Bible   (bef. 2009-01-26).
951. Tycho Brahe and Hamlet  by  MinnesotaStan   (2009-01-24).
952. The color of Tintin's hair  by  SheSaidDestroy   (2009-01-23).
953. Coat-of-arms of Emperor Akihito  in  Out of Eden   (2009-01-21).
954. Mathematical Symbols  by  Robin Whitty   (2009-01-20).
955. Planck Length & Planck Time  (in German)  by  Ungläubige   (2009-01-17).
956. Physics at Numericana  (in Japanese)  by  Shimota-79   (2009-01-17).
957. Enumeration of Polyhedra  (in German)  by  PhotonX   (2009-01-17).
958. Niels Bohr's coat-of-arms  (in German)  by  DrumDub   (2009-01-16).
959. Differential Question  (Camaro automobile)  by  69 rs/ss   (2009-01-13).
960. Dead Sea Scrolls and Iron Gall Ink  by  Count Iblis   (2009-01-12).
961. Ideal Gases  by professor   Ruslan Ozerov   (before 2009-01-12).
962. Balance Problem  by   Deepika   (2009-01-09).
963. Perimeter of an ellipse  by  BadBoy   (2009-01-08).
964. Languages in Images and Paintings  by  Imelda Almqvist   (2009-01-08).
965. ADSL filters and Sky Digibox  by  Sam Radford   (before 2009-01-08).
966. Scientific Symbols and Icons...  at  StumbleUpon   (before 2009-01-06).
967. ADSL filters  by  Sam Radford   (2009-01-05).
968. A spheroidal control volume for the measurement of...   (before 2009-01-02).
969. Kruskal Paths to God  by  Scott Cram   (2009-01-01).

     2008:

970. Tombstone Symbol  in WikiAnswers,  by  Hisoftsol   (before 2008-12-30).
971. Dudeney's Canterbury Puzzles  by  Mark VandeWettering   (2008-12-28).
972. Bohr's coat-of-arms  (in Polish)  by  h4ll  (2008-12-27).
973. Last Year at Marienbad.  Numerical methods, in Polish   (bef. 2008-12-23).
974. Introduction to Quantum Mechanics,  by  Dope-addict   (2008-12-22).
975. A woman's arms  (Margaret Thatcher)  by  Richard Lichten   (2008-12-19).
976. 13th Zodiacal Symbol  (in Slovenian)  =  Staff of Aesculapius  (2008-12-18).
977. A Little Physics Conundrum  by   Thoughtfully   (2008-12-15).
978. Heraldic links  (in German)  at   GenWiki   (before 2008-12-13).
979. Isomorphisms  at  Metrogadfly Documents  by  Ronald Isom  (2008-12-10).
980. Counterfeit coin problem  by   Vikas  (2008-12-07).
981. Taoism and Bohr's Coat-of-Arms  by   NonTien  (2008-12-04).
982. Einstein and Intellectual Property  by   Noah Callaway  (2008-12-02).
983. Richard Feynman & Machine Needles  by  Quilting Kathy  (2008-11-29).
984. Tons of fun math stuff  (Yahoo! Answers)  by  Josh S  (2008-11-25).
985. Wanted Dead or Alive: Schrödinger's Cat  by  J  (2008-11-23).
986. Bohr's coat-of-arms  in Estonian  (2008-11-20).
987. Counting Abelian groups  by  NonCommAlg  (2008-11-16).
988. Symbols, equality, yin-yang  Mrs. Carrigan's Math page  (bef. 2008-11-14).
989. Coat-of-arms of Ferdinand von Zeppelin  by  Jochen Wilke  (2008-11-11).
990. The Lamppost Theory  by  A.H. Roslan Harahap  (before 2008-11-08).
991. Matemáticas y trucos mentales de cálculo  in Spanish   (2008-11-07).
992. Academic Poker Resources  at  Big Edge Poker  (before 2008-11-06).
993. Introduction to Combinatorial Analysis  by  Levent Kandiller  (2008-11-03).
994. Rosenkrantz and Guildenstern  coats-of-arms  by  Jerzi Lucki   (2008-10-31).
995. Recommending the TI Voyager 200  (in Croatian)  by  Harry   (2008-10-30).
996. Units of measure [2]  writing resources  by  Alexander Burns  (2008-10-29).
997. Lleonard Vinci  (in Catalan)  by  Joan Calsapeu  (2008-10-17).
998. Dve Solvay konference  (1911 & 1927)  in Slovene   (2008-10-10).
999. Solvay conferences  in links by  Lyzanor  at  delicious.com   (2008-10-10).
1000. Arms of Leonardo da Vinci  (in Catalan)  by  JM  (2008-10-08).
1001. Linear Systems  at  NCTM's Illuminations  (before 2008-10-08).
1002. Tropentag 2008  at the  University of Hohenheim   (2008-10-07).
1003. Arms of Leonardo (da) Vinci  (Catalan)  by  Juliana Morell  (2008-10-05).
1004. El escudo heráldico de Leonardo da Vinci  (Catalan)  by  Pep  (2008-10-04).
1005. Arms of Leonardo da Vinci  (in Catalan)  by  Jordi Bilbeny  (2008-10-03).
1006. Maintaining a constant circumference  by  Bluechip   (2008-10-02).
1007. Fork in the road  by  Sanders  (2008-10-02).
1008. Biomedical Calculations  (p. 289)  by  Richard Burton  (2008-10-01).
1009. Tycho Brahe and William Shakespeare  by  Ian  (2008-09-29).
1010. Surprising Formulas  by  Pi Guy  (2008-09-25).
1011. Exact value of the horsepower  (hp)  by  Jay Belanger  (2008-09-25).
1012. Pullup assistant bands as ellipses  by  Cybercop  (2008-09-25).
1013. Daily Links  [ 1 ]  on  Webliminal  by  Ernest Ackermann  (2008-09-12).
1014. Comment calculer le périmètre d'une ellipse?   In French.   (2008-09-11).
1015. Rediscovering Mathematics  (MA 143)   Shai Simonson  (bef. 2008-09-11).
1016. Hymne à la Taupe  by  Geckox   (2008-08-22).
1017. Coat-of-arms of Count Taaffe  New World Encyclopedia   (2008-08-21).
1018. Islamic numerology (19)  by  Bahman   (2008-08-18).
1019. Wernher von Braun  in Catalan [?]   (before 2008-08-16).
1020. Packing People in the Grand Canyon  by  Mikabee  (2008-08-15).
1021. Last Year at Marienbad  by  AngryCandy  (2008-08-09).
1022. Formula Worksop (2006)  by  Mgr. Barbora Štástná   (before 2008-08-06).
1023. Szilard's engine  (in Japanese)  by  hiroki_f   (2008-08-04).
1024. Parabolic arc length  by  11rdc11   (2008-08-03).
1025. Maxwell Equations & Lorentz Force  by  Zentara   (2008-08-01).
1026. Theories of Everything  by  jb  [ banned in China? ]   (2008-07-31).
1027. The Symbol font problem  by  David W. Knight  (bef. 2008-07-31).
1028. Wythoff's Game,  M.A. thesis by  Kimberly Hirschfeld-Cotton  (July 2008).
1029. Kilotons & megatons.  United Nations Cyberschoolbus  (bef. 2008-07-30).
1030. Polyhedra with large number of edges  by Andreas Rüdinger   (2008-07-28).
1031. Apéry's Constant  by  Shane   (2008-07-28).
1032. Ed Pegg, Jr.  (anagram)  by  Rotund Filipino   (2008-07-24).
1033. Fundamentals of Electronics   by  Dr. Pawel Niewczas   (bef. 2008-07-22).
1034. Smallest recorded measurement  by  Brian  at  Answerbag   (2008-07-19).
1035. Do You Believe in Magic?  by Jordan Qualls   (2008-07-15).
1036. Encrypted note with Roman numerals  at  flickr.com   (before 2008-07-14).
1037. Fun Site  by  Trisha   (2008-07-13).
1038. Author of  Reflections on Relativity  by  Miguel Rios   (2008-07-11).
1039. Set Theory  at  GiftedResources.org   (before 2008-07-10).
1040. Counting Polyhedra  (in Korean)  Quizwit of  Kids BBS   (bef. 2008-07-10).
1041. Thomsen's formulae  by  Kingston, Clayton, Priest and Best   (2008-07-06).
1042. Bohr's Coat-of-Arms  by  Drew Hempel   (2008-07-01).
1043. Links on Wikipedia  by  Robin Whitty "Charleswallingford"   (2008-06-25).
1044. Quick Snippets  (Grey Matters)  by  Scott Cram   (2008-06-05).
1045. More Math Magic than you can possibly stand!  by  J. Kronenberg  (2008-05).
1046. How many elephants are there in Denmark?  by  Ned Kelly   (2008-05-31).
1047. Visit to the 7-11  by  ChuckJerry   (2008-05-29).
1048. Mathematical Brooding over an Egg [1]  by  André Heck  (bef. 2008-05-27).
1049. The diamond mark at every 19.2"  by  kpepin   (2008-05-21).
1050. Coriolis deviation in a  Tower of Pisa  drop  by  Markogts   (2008-05-21).
1051. Meaning of h-bar symbol  by  Starman   (2008-05-19).
1052. Retaining technical talent  by  Pramod Subramanyan   (2008-05-17).
1053. Number Theory Education Resources  by  Mike,  mahalo.com  (2008-05-13).
1054. Escutcheons of Science  at  Forum-Rycerstwa   (before 2008-05-13).
1055. Billion  on  The Timber Yard  by  Noddy330   (2008-05-04).
1056. Périmètre d'une ellipse  (in French)  by  Valeri Astanoff   (2008-05-04).
1057. Escudos de Científicos  by  Jose Juan Carrion Rangel   (2008-04-27).
1058. 125 billion galaxies in the Universe  by  David L. Goldin   (bef. 2008-04-20).
1059. USMA MA 387   Series of Functions and Uniform Convergence.
1060. Iron-gall ink in a fountain pen  by  Ondina   (2008-04-14).
1061. Chris Hillman  by  hhEb09'1   (2008-04-14).
1062. Funny units  by  bp56   (2008-04-13).
1063. Wilson's Theorem  by  Balan   (2008-04-09).
1064. Perimeter of an Ellipse  by  Hellburner  at ars technica   (2008-04-09).
1065. Quantum theory for a 5-year old   (2008-04-06).
1066. KeyLISP  (ISBN 0937185019)   Open Library   (before 2008-04-01).
1067. Numericana Hall of Fame  by  Seth Tyler  at ISH   (before 2008-04-01).
1068. Bohr's coat-of-arms  (in Latvian)  by  Ierindnieks   (2008-03-28).
1069. Naming Polyhedra  [ 1 | 2 ]  (German)  by  Hugo Pfoertner   (2008-03-26).
1070. Demons of Physics  by  Ughaibu   (2008-03-23).
1071. Library Links  Metropolitan Community College,  MO   (bef. 2008-03-22).
1072. Steven Weinberg  by  Pentcho Valev   (2008-03-21).
1073. Feynman on Physical Units  by  Henry L. Neal  at CAU   (bef. 2008-03-18).
1074. Coefficients for the Gamma Function  by  Regina Henschel   (2008-03-11).
1075. Famous Scientists: Archimedes  by  Marie P.,  4th Grade  (2008-03-10).
1076. Quick witted student learns to deadpan.  Gregg Chenoweth  (2008-02-25).
1077. Escutcheons of Science  [ 1 ]  by  Kumar Vijay Mishra  (2008-02-24).
1078. C183 and C209  by  Rogue,  updated by  Fivemack   (2008-02-14).
1079. Wieferich-related factoring  (C183, C209)  [ 1 ]   Zeta-Flux   (2008-02-13).
1080. Circumference of an ellipse in QBasic and Lisp,  by  tcebob   (2008-02-11).
1081. The Natural Number  e  by  Stirling Stan   (2008-02-10).
1082. Perimeter of an ellipse  by  John Nimphius   (2008-02-03).
1083. Heraldik/Linkliste  (in German)  Internationale Seiten  (2008-02-01).
1084. Oil, gas and other energies (p. 48)  by  Albert Legault  (2008-01).
1085. Borromean rings  by  Emlaabs   (2008-01-30).
1086. Blason de Adrien-Marie Legendre  by  Infofiltrage   (2008-01-28).
1087. Mathematics  at  2000clicks.com   (2008-01-26).
1088. Multiplying Nimbers  by  Joshua Zucker   (2008-01-17).
1089. Players Receive Seven  by  KD47dPvW   (2008-01-16).
1090. Hacks  (Funny Units)  by  Dr. Jeremy Frank  of NASA   (2008-01-15).
1091. Guinea worm & the medical practice symbol  by  PCS   (2008-01-12).
1092. Cool math-magic sites  by  John Dougherty   (before 2008-01-11).
1093. Math Symbol (Equal sign)  by  Lori Carrigan   (before 2008-01-11).
1094. Math Symbol (Equal sign)  by  Donette Carter   (before 2008-01-08).
1095. The elusive Kevin S. Brown  (in Russian)  by  Z.K. Silagadze   (2008-01-06).
1096. Archimedes Spiral  by  David McCombs.   (before 2008-01-03).
1097. Carmichael Multiples  by  Joe Crump.   (2008-01-02).

      2007:

1098. Orbital Mechanics (Tycho Brahe)  Henry Lee  & Barry Chen  (2007).
1099. Famous Lincolnshire people   by  Roger Parsons  (2007).
1100. The Tai-Chi or Yin-Yang symbol  by  Barbara   (2007-12-31).
1101. Pétrole, gaz et les autres énergies  by  Albert Legault   (bef. 2007-12-31).
1102. Gestalt and Constantin Brancusi   France & Romania   (bef. 2007-12-31).
1103. Classification of Quadrilaterals  Dougherty & Usiskin   (bef. 2007-12-31).
1104. Surfing Note  in  Mathematics Teacher  by  Derek Smith   (bef. 2007-12-31).
1105. Abell 1835 IR1916  (in Spanish)  by  Horacio C.   (2007-12-30).
1106. Area of an Ellipsoid  (in French)  by  Cauchy   (2007-12-25).
1107. Taaffeite  at the  Gemology Project   (2007-12-26).
1108. Area of an Ellipsoid  (in French)  by  Zapple   (2007-12-23).
1109. Length of an Ellipse  in Russian   (2007-12-24).
1110. Go-to place for constants  of  Rad1sh   (2007-12-20).
1111. Contraria Sunt Complementa  by  Kyle Matthew Oliver   (2007-12-17).
1112. Tycho Brahe  by  Lupo LeBoucher   (2007-12-10).
1113. Surface area of an elliptical dish head  by  Oil Field Trash   (2007-12-09).
1114. The experiment Galileo didn't do  by  Gideon Reich   (2007-12-01).
1115. Computing the partition function  (in Polish)  by  Samolot   (2007-11-25).
1116. Millikan's experiments (in Polish)  by  Arkadiusz Jadczyk  (2007-11-24).
1117. Planar curves  in LISP for CAD,  by  Acer1961   (2007-11-22).
1118. Huge numbers in Roman nnumerals  by  Maryt/theteach   (2007-11-18).
1119. Arc length of a parabola  (U. of Regina)  Harley Weston   (bef. 2007-11-15).
1120. Fun with math?!  (true nature of magic)  by  Neutronjockey   (2007-11-14).
1121. From Slugs to Kegs  by  Snatirup   (2007-11-12).
1122. Grave of Count Rumford  by  John A. Robertson   (before 2007-11-11).
1123. Divisors of zero  (Math 651, Ohio State)  by  G.A. Edgar   (bef. 2007-11-08).
1124. Prominent Scientists.  Amman Baccalaureate School, Jordan  (2007-11-07).
1125. Circumference of an ellipse  by  Saaransh ::   (2007-11-07).
1126. Bohr coat-of-arms  by  Marduk1507   (2007-11-07).
1127. Epitaph of Roger Apéry  by  Bertrand Beyern   (before 2007-11-06).
1128. How many stars in the Andromeda galaxy?   Chris Wagoner   (2007-11-04).
1129. Diamond on tape  (19.2")  by  480sparky   (2007-11-03).
1130. Arms of Adrien-Marie Legendre  by  Infofiltrage   (2007-10-31).
1131. Squuzuu = Partition Function  by  Abbas   (2007-10-28).
1132. Circumference of an ellipse  by  Devrath   (2007-10-28).
1133. Historical Armorials  at  The Heraldry Society   (before 2007-10-27).
1134. Forum 78 - Project Euler  by  Christer  (2007-10-26).
1135. Useful Stuff  by  J. Paul Gustafson  at Messiah College  (bef. 2007-10-25).
1136. Surface area of an ellipsoid  by  Raxit   (2007-10-24).
1137. Planar Curves  by  Bryan Bishop   (before 2007-10-24).
1138. Introduction to Group Theory  by  Anton Gorodetski  (before 2007-10-24).
1139. Sources/Fonti  for the  libconic  mathematical project   (before 2007-10-21).
1140. Credits / Meritii :  Perimeter of an ellipse for  libconic  (before 2007-10-21).
1141. DCMI Date Working Group  Dublin Core Metadata Initiative  (bef. 2007-10-21).
1142. 0^0 = 1  in  "The Student Room"  by  FusionSKD   (2007-10-20).
1143. Références mathématiques  [ 1 ]  by  MC  (before 2007-10-20).
1144. The Superfund Three-card Monte  by  TMFMarathonMan  (2007-10-19).
1145. Favorite Math Links  (in Finnish)  by  Janne Aukia  (2007-10-18).
1146. Favorite Links  (in Finnish)  by  Jannep  (2007-10-18).
1147. Miracle de la Monarchie  by  JesusFranco  on  zentropa.info  (2007-10-17).
1148. Best of the Web:  Hexahedra, polyhedra & polytopes  (bef. 2007-10-17).
1149. Infinity  (clippings)  Concord Middle School   (bef. 2007-10-14).
1150. Life in 3D  Bandwidth stealing by  Nancy C. Brown   (2007-10-11).
1151. Baltzar von Platen  by  Jeremy   (2007-10-11).
1152. Carmichael Zahlen  in  Meyers Lexikon   (before 2007-10-08).
1153. Taaffe Viscount  (in German)  by  Frank Martinoff   (2007-10-01).
1154. Two odd balls  (found by weighing)  by  Opalg   (2007-09-30).
1155. Arms of scientists  by  Stephen J.F. Plowman, TD FSA Scot  (2007-09-30).
1156. Volume of a Spheroid  by  LearnExcel  (2007-09-27).
1157. Mathematics & Physics [2, 3] in Bulgarian.  B.B. Bantchev  (bef. 2007-09-26).
1158. Aurifeuillian Factorization   by  James Wanless   (2007-09-23).
1159. Stars vs. Sand Recounted  in  RASNZ newsletter, by  Laintal  (2007-09-23).
1160. Intégrales elliptiques de deuxième espèce  by  Framboise  (2007-09-22).
1161. Infinity symbol  for  Mrs. Martin's Fourth Grade  (before 2007-09-18).
1162. Fattest tetragonal antiwedge?  by  Erimo   (2007-09-17).
1163. Unit(s) for Planck's constant  (in German)  by Martin Müller   (2007-09-16).
1164. Tetragonal antiwedge  in  Erimo's Journal   (2007-09-15).
1165. A Mecânica do Século XVII  in  História da Ciência   (2007-09-04).
1166. Una vaschetta origami  by  Giorgio Vecchi   (2007-09-04).
1167. Really cool maths teasers  in  Orange Sunset   (2007-09-03).
1168. Prime Number  in  Conservapedia   (before 2007-09-01).
1169. 146 old pennies to a pound  by  Mitch Ross   (2007-08-29).
1170. Sir George Gabriel Stokes:  August 13 in Science History  (bef. 2007-08-28).
1171. Linki do ciekawych stron   Escutcheons of Science   (before 2007-08-22).
1172. Volume of the Grand Canyon  by  Orbinspace   (2007-08-21).
1173. EDC 5V95 Syllabus  by  Trena L. Wilkerson  at Baylor   (bef. 2007-08-20).
1174. Wernher von Braun  at  www.spock.com   (before 2007-08-20).
1175. Perimeter of an Ellipse  by  WesleySonofCornelius   (2007-08-16).
1176. Bookmarks  by  Roland F. McKenney   (before 2007-08-16).
1177. Trigonometry Class  in  "The Classroom"   (before 2007-08-16).
1178. Useful Reference Web Sites  by  David G. Simpson  (before 2007-08-16).
1179. Another page Jim might like  by  Rybo  on GeoJourney   (2007-08-05).
1180. Michon's conjecture on Carmichael divisors  by  Maxal  (2007-08-05).
1181. Fundamentals of Electronics  by  Dr. Stephen McArthur  (bef. 2007-08-04).
1182. Good Websites  by  Forever May Not   (2007-08-01).
1183. Foundations of Mathematics  at  University of Brighton  (bef. 2007-07-31).
1184. Properties of Specific Numbers  by  Robert P. Munafo  (before 2007-07-31).
1185. Mathématiques ludiques  (in French)  by  Tropique  (2007-07-27).
1186. Another nice site  by  Galactus  at MathHelpForum   (2007-07-25).
1187. Arni's Mindgames  by  Chandru Arni   (before 2007-07-23).
1188. Wie das rad richtig benutzt wird  (in German)  by  Moriaan   (2007-07-21).
1189. Simple and Wrong Unity  forwarded to  Hairy Dude   (2007-07-20).
1190. Plankschen Konstante  (in German)  by  King_of_Loss   (2007-07-20).
1191. Comedy Shtick and Counterfeit Penny  by  D. Frisch   (2007-07-19).
1192. Grey Elephants in Denmark  by  Mark Runge   (2007-07-19).
1193. Niste rezolvari  (in Romanian)  by  Constantin Obreja   (2007-07-17).
1194. How to become a theoretical physicist.  Bryan Bishop  (bef. 2007-07-16).
1195. German horsepower  by  Djmatty   (2007-07-14).
1196. Vector Calculus  by  Michael Jansson   (before 2007-07-13).
1197. Verizon gets out of the copper business  [1]  Mark Ontkush  (2007-07-12).
1198. Unit for Planck's Constant  (in German)  by  Alex   (2007-07-06).
1199. Die Heisenbergsche Unschärferelation  (German)   pgz  (bef. 2007-07-06).
1200. Perimeter of an ellipse  (using Adobe Illustrator)  by  Amy   (2007-07-05).
1201. Bohr coat of arms  by  Diane Kulisek   (2007-07-04).
1202. Counting without knowing how to count  by  Mathmate   (2007-07-02).
1203. Patt Hawkey's Math Links.  Parks Junior High School   (bef. 2007-06-29).
1204. Counterfeit penny  [ mobile ]  by  Thaltgen   (before 2007-06-29).
1205. Heraldry Links.  ForumRycerstwa  hosted by Yahoo!  (bef. 2007-06-19).
1206. Perimeter of an ellipse  by  Sam  at  UK Vintage Radio  (2007-06-18).
1207. Elliptic arc  by  Xeriar  (2007-06-17).
1208. Perfect Numbers, Mersenne Primes  by  Martin Gelbaum  (bef. 2007-06-13).
1209. Coat-of-arms of Karl Drais?  (in German)  by  Jochen Wilke  (2007-06-12).
1210. 1 is not a prime number  (in Romanian)  by  Lendar  (2007-06-10).
1211. Armigerous Scientists.  Book of THoTH   by  MediaMonkey  (2007-06-07).
1212. Mathematical Magic  by  Byrd  (2007-06-06).
1213. 10000  by  Che Blan  at wakeskating.com   (2007-05-27).
1214. Infamous Measurement Problem  by  sweatty_black_hole  (2007-05-24).
1215. Mathematical Humor  (update)  by  Scott Cram  (2007-05-24).
1216. Liczbach rzymskich:  Roman numerals, in Polish   (before 2007-05-24).
1217. Infinity Symbol Cloth  by  Lady Tricotine  (2007-05-21).
1218. Etymology of behen  by  Scion  (before 2007-05-21).
1219. Author of MathPages  by  Daniel Duparc  (2007-05-20).
1220. Coalescing black-hole binaries  by  Damour & Nagar  (2007-05-17).
1221. Infinite loops  by  Mike   (2007-05-15).
1222. Car speed  (in Romanian)  by  Victori   (2007-05-11).
1223. If the Shoe Fits, Don't Eat It  by  Rozniy   (2007-05-08).
1224. Elliptical orbit  by  Ilya   (2007-05-06).
1225. Gamma Function.  Fredrik Johansson (1986-)  Citizendium  (2007-05-05).
1226. Monkey Gravity  by  Yucha Yamaguchi   (2007-05-03).
1227. Notable Internet Contributors to Physics  by  Richard Rivers   (2007-05-03).
1228. Additional Info  by  David Fawcette   at Columbia State  (bef. 2007-05-01).
1229. Centro Virtual de Divulgación de las Matemáticas   (before 2007-05-01).
1230. Symmetrical Polynomials  by  Francisco de Léon-Sotelo   (2007-04-29).
1231. Nautical mile?  by  smci   at "Yahoo! Answers"   (2007-04-28).
1232. Heraldry and Famous Coats of Arms.  Symbolism  by  Mtsar  (2007-04-26).
1233. Archimedes  [ 2 ]   (before 2007-04-25).
1234. Mr. Miller makes the  Numericana Hall of Fame   (2007-04-25).
1235. Tycho Brahe's family...  by  Vacapinta  (2007-04-23).
1236. Review of Math Resources   in  I Like Math  Blog  (before 2007-04-19).
1237. Mental Magic  at  magicpen.com  (before 2007-04-19).
1238. Arms of Wernher von Braun  by  Ahnungslos  (2007-04-15).
1239. António Aniceto Monteiro  by  Jorge  (2007-04-14).
1240. Stemmi di scienziati  by  Sebastiano Pasquini  (before 2007-04-11).
1241. Algebra 2  (Fibonacci sharing).  The Morning Star Academy  (2007-04-11).
1242. Algebra 1  (Fibonacci sharing)   at  The Jubilee Academy  (2007-04-11).
1243. Perimeter of an Ellipse  at  Math Open Reference  (before 2007-04-11).
1244. Calculus Symbols  at  MathRamz.com  (2007-04-10).
1245. Mensa Sverige  Private forum, in Swedish  (2007-04-08).
1246. Galeria  (Polish) by  Karolina Alicja Kaszuba  (before 2007-04-08).
1247. Wappeneintrag  etc.  by  Dr. Frank Joachim Reuther  (before 2007-04-07).
1248. How many stars are there?  in  Sergiu M's Blog  (2007-04-05).
1249. Ships and Horizon  by  David A. Smith  (2007-04-02).
1250. Theorem of the Day  (related sites)  by  Robin Whitty   (before 2007-03-31).
1251. Symbols  MAT 22A-1, Spring Quarter 2007 at UC Davis  (bef. 2007-03-31).
1252. Vapenböcker  (in Swedish)  by  Awdaniec  (2007-03-26).
1253. Vapen samlingar på internet  (Swedish)  by Awdaniec  (2007-03-26).
1254. The Kruskal Count  by  Sir Ross  (2007-03-26).
1255. Bimetallic Ratio  by  CJS  (2007-03-25).
1256. Vapen för berömda/kända/ökända personer  by  Marcus K  (2007-03-20).
1257. Approx. perimeter of an ellipse  by  Leo G.  (2007-03-19).
1258. A Slice of Pi  by  Alex S.  (2007-03-15).
1259. Pi Day  and noteworthy constants...  by  Stephen Speicher  (2007-03-14).
1260. Quart of quarters  by  Squink  (2007-03-11).
1261. Stoichiometry of Black Powder  by  KevFla2001  (2007-03-03).
1262. Arms of Joseph Lister  by  Stephen J F Plowman  (2007-02-28).
1263. Arhimedova spirala  Bandwidth stealing  in Hungarian  (2007-02-23).
1264. Minimal surface bounding a given volume.  Sydney Chivers  (2007-02-23).
1265. Heraldik för berömda/kända personer  by  Marcus Karlsson  (2007-02-19).
1266. Butylic and butyric  by  Porlock Junior  in Pharyngula blog (2007-02-18).
1267. Logaritma  (in Turkish) by  Eddie  (2007-02-15).
1268. A Logic Problem  by  Harusame  (2007-02-12).
1269. Mathematics for Fun:   Eye Opener   (before 2007-02-10).
1270. Sulfur in blackpowder  by  Squink   (2007-02-08).
1271. Basic Trigonometry  by  Roy   (2007-02-07).
1272. Visconti, Sforza, Alfa-Romeo  (in Swedish) by  Awdaniec  (2007-02-01).
1273. Vapen för berömda personer  (in Swedish) by  Marcus K.  (2007-01-30).
1274. Metric value of a pound  (The AnswerBank) by  mibn2cweus  (2007-01-30).
1275. Ryedale's penny sorter  by  citizenkane  (around 2007-01-29).
1276. Perimeter of an ellipse   by  DrLaszloJamf  (2007-01-26).
1277. Carl von Weizsäcker   by  Norman Redington  (before 2007-01-26).
1278. Partition Function  by  Sam Kong   (2007-01-24).
1279. Nutty math on pennies  by  Chad Saunders   (2007-01-24).
1280. Partition algorithm  by  Sam Kong   (2007-01-23).
1281. Counterfeit Coin Challenge   (2007-01-23).
1282. Cherish Freedom  in  Out From Under   (2007-01-18).
1283. Bereken de omtrek van een ellips  in  Dutch Wikipedia   (bef. 2007-01-17).
1284. Mathematical News  by  Umberto Cerruti  (before 2007-01-15).
1285. Black truss diamond markings  by  Schaula359   (2007-01-14).
1286. Coat-of-arms of Margaret Thatcher  by  Sean J. Murphy   (2007-01-11).
1287. Thomsen's formula for the surface area of an ellipsoid  (bef. 2007-01-11).
1288. Mathematical Magic Tricks   Everyone's bookmarks   (2007-01-09).
1289. The countability of rational numbers  by  Krusty   (2007-01-08).
1290. Horsepower  at  CycleChaos   (before 2007-01-06).
1291. Labyrinty a hadanky na Internete   (before 2007-01-04).
1292. Measurements & Units  at  Uncover the Net   (before 2007-01-03).
1293. SchoolNotes  of  Mr. Keeler,  Fort Walton Beach HS   (before 2007-01-03).
1294. 12000 years to fill the Grand Canyon with US trash   (2007-01-02).

      2006:

1295. Feynman's way from Newton to Kepler by Brian Beckman (bef. 2006-12-31).
1296. Problemas y Rompecabesas  by  Carlos Montenegro  (before 2006-12-31).
1297. Diffusion Quadratic Residues  by  RFZ_Quest  (2006-12-03).
1298. Tycho Brahe the Great Dane  by  Pmgisme  (2006-12-03).
1299. Kevin S. Brown, author of MathPages  by  Chris Hillman  (2006-12-02).
1300. Perimeter of an Ellipse  in  Dutch Wikipedia  (2006-12-01).
1301. Roman Numerals  by  CCC  (2006-11-30).
1302. Alchemical substances  [ 2 ]  by  Lokiyn  (2006-11-29).
1303. Epiphany and Humor  by  Mohan K.V  (2006-11-27).
1304. Three Prisoners Paradox  by  Scott Cram  (2006-11-26).
1305. Zoroastrian symbol in the Bible?   by  Seeker of Truth   (2006-11-22).
1306. Mathematics Links  by  Thomas Fink   (before 2006-11-22).
1307. Currency  by  Gaeleth   (2006-11-21).
1308. Mrs. Bennett's page of Links   Whitefish School District   (bef. 2006-11-21).
1309. The full 1089 force  by  Scott Cram  (2006-11-19).
1310. A mathematical abbreviation  ("Resp.")  by  Margaret Marks   (2006-11-18).
1311. Polyhedral graphs with 17 edges  at  squaring.net   (before 2006-11-18).
1312. "Insanely cool for math/language dorks"  by  Bynner  (2006-11-15).
1313. Fulminating Gold  by  JWB  in  Pepys' Diary  (2006-11-12).
1314. Signs, symbols and icons  by  Dave Gray  (before 2006-11-12).
1315. Harmonic series  in Physics 121  by  Corbin Covault  (2006-11-10).
1316. How high do you think Stephen's IQ is?   by  Warsucks  (2006-11-06).
1317. Tons galore...   in  Indonesian Wikipedia  (before 2006-10-31).
1318. Ideal gas law   at  www.squinch.org  (before 2006-10-30).
1319. Finding the perimeter of an ellipse.  Yahoo! Answers  (bef. 2006-10-29).
1320. 2 pounds of pennies   Yahoo! Answers  (before 2006-10-29).
1321. Hardest Metal   Yahoo! Answers  (before 2006-10-28).
1322. Everything you ever wanted...   by  Marco Plumley  (bef. 2006-10-25).
1323. "Principles of Mathematics in Operations Research"  by  Levent Kandiller (2006-10-24).
1324. Subtractive principle in Roman numerals   by  akaSpider  (2006-10-23).
1325. Pound of pennies   by  JLam  (2006-10-22).
1326. U2 Puzzle  (Microsoft employement test)  by  Steveo1983   (2006-10-22).
1327. Infinity symbol  (Lemniscus)  by  Winhill  at UKC Forums  (2006-10-19).
1328. Dirichlet Beta Function   by  Gerson W. Barbosa  (2006-10-16).
1329. 7-11 puzzle as a homework assignment   by  CharlieLuciano  (2006-10-15).
1330. Weight of a quarter is 5.67 g   (Yahoo! Answers)  by  Bandf  (2006-10-13).
1331. Math problems solved   by  Neveaire  (2006-10-12).
1332. Partially correct ordering   Yahoo! Answers  (around 2006-10-12).
1333. Weighing 12 coins   (in Lithuanian) by  Hoho  (2006-10-10).
1334. Omega constant  (in Swedish)  on  Wikipedia  (bef. 2006-10-08).
1335. Polyhedra  [ 1 ]   by  Cemilmercan  (2006-10-05).
1336. Feet, meters or leagues  by  Jacquelyn, a.k.a. polar griff   (2006-10-04).
1337. Tycho Brahe's Shakespearean relatives  by  Banubula   (2006-10-01).
1338. Tycho Brahe's Shakespearean relatives  [ 1 ]  by  John Baez  (2006-10-01).
1339. Closing speed and Sagnac effect  by  Pupamancur  (2006-09-28).
1340. Périmètre d'une ellipse  by  Serge Bouc  (2006-09-26).
1341. HP Mini-challenge (Gamma function)  by  Les Wright  (2006-09-26).
1342. Beaufort Scale  by  colmac747   (2006-09-24).
1343. Finding counterfeit among 41 coins in 4 weighings  by  jwwells   (2006-09-23).
1344. Edgardo's Journal  at   physicsforums.com   (2006-09-23).
1345. Weighing Marbles  by  Jwwells   (2006-09-23).
1346. Calendars  (rated 3 in "astronomy")  by  Bernardbates   (2006-09-21).
1347. Coat-of-arms of Emperor Akihito  by  Daniel C. Boyer   (2006-09-19).
1348. Martin Luther King Jr. High School  by  Sharon Smith   (bef. 2006-09-16).
1349. Vers de Malherbe  [ 1 ] by  Marie   (2006-09-15).
1350. Math 432, Fall 2006  by   Dr. Jim Haglund   (before 2006-09-15).
1351. Speed of light in a moving liquid  (Fizeau, 1851)   by   Montec   (2006-09-14).
1352. Websites related to Planck   by  Skwirlinator   (2006-09-10).
1353. Stupid things people thought about Finance  by  JackLad   (2006-09-09).
1354. Coat-of-arms of Wernher von Braun  on   Wikipedia   (bef. 2006-09-07).
1355. Chemistry 100, Fall 2006  by   Dr. Kelly Gallagher   (bef. 2006-09-06).
1356. Perimeter of an Ellipse  in Russian   (bef. 2006-09-05).
1357. Combinatorial Game Theory  by  Richard J. Nowakowski  (bef. 2006-08-31).
1358. Lanczos approximation  on   Wikipedia   (bef. 2006-08-30).
1359. Teoría Electromagnética I  by  Ing. William Marín Moreno   (2006-08-26).
1360. A Neighborhood of Infinity   |   del.icio.us     (2006-08-25).
1361. Ellipse perimeter  in "The Answerbank"  by  Rojash   (2006-08-18).
1362. Planets, Pluto and Plutons.  Sidelink under "Calendar Reform"  (2006-08-16).
1363. Rated 3 in Mathemagics   by   Pocitech     (2006-08-15).
1364. 7-11 Puzzle  in  CraigList  by  ashamed_   (2006-08-14).
1365. Metrologist?  by  Dr. Russell J. Rowlett   (2006-08-10).
1366. Arms of Benjamin Count Rumford  by  Guy H. Power  (2006-08-10).
1367. AbschlussArbeit   in German   (2006-08-10).
1368. Perimeter of an ellipse  in Thai/Siamese   (before 2006-08-06).
1369. Heraldic Lightning Bolts  (Thunderbolt)  by  Phunix   (2006-07-31).
1370. Counterfeit Coin Problem   by  DrSelen   (2006-07-27).
1371. Distractions mathématiques  (in French)  by  Tropique   (2006-07-27).
1372. Speed of light in refractive media  by  tsmid, corrected by  przyk  (2006-07-25).
1373. Entropy and Maxwell's Demon  by  Franklyn   (2006-07-23).
1374. Einstein's Puzzle  by  Ariane   (2006-07-05).
1375. Perimeter of an ellipse  [ 2 ]   in Russian   by  Geomath   (2006-07-05).
1376. Non-Euclidean Ellipses  (in Russian)   by  Bobil   (2006-07-05).
1377. Arms of Niels Abel by J. Wilke  by  Michael Conrad Swanson  (2006-07-04).
1378. Approximate Circumference of an Ellipse  [ not  recommended]   (2006-07-03).
1379. Counterfeit coin problem  by  TxHockeyGuy   (2006-07-02).
1380. L'énigme du barbier  [ 1 ]  by  Tropique   (2006-06-30).
1381. 10500 dimes per gallon  by  Signora del Drago  (2006-06-29).
1382. Knuzden F.C.  "Ingenio et Labore", motto of James Watt  (bef. 2006-06-29).
1383. Chord, Height and Length  of an "elliptic bridge"  by  Thurrdome  (2006-06-22).
1384. Math Course by Chris Fenwick, University College London (bef. 2006-06-18).
1385. Arms of Mayer, Leibniz and Gauss  by Jochen Wilke   (2006-06-14).
1386. 5 really neat math magic tricks   at  freemagiclibrary.org  (bef. 2006-06-12).
1387. Chinese Remainder Theorem   by  Mathmate  (2006-06-11).
1388. Art of Problem Solving   (in Romanian)   by  flip2004  (2006-06-04).
1389. MathLinks   (in Romanian)   by  flip2004  (2006-06-04).
1390. Feynman   "Redo Some Basics Physics"   (before 2006-06-03).
1391. Lose your marbles   by   pp-guest   (2006-06-02).
1392. John & James Clerk-Maxwell [fellows of the RSE]  by  VMH  (2006-05-29).
1393. Useful URLs   by  mrputter   (before 2006-05-29).
1394. Ancient blackpowder   by  mrputter   (2006-05-28).
1395. Roman Numeral XIII   in Polish   (before 2006-05-27).
1396. Erasmus and Charles Darwin's arms  by  Jochen Wilke   (2006-05-21).
1397. Brain Teasers   by  Rita I. Carreira   (before 2006-05-21).
1398. Kamalesh's Space  by  Patil Kamalesh  (2006-05-13)
1399. Infinity symbol  in Arabic   (2006-05-13).
1400. $9.81 Puzzle  by  mts  (2006-05-11).
1401. 120 Marbles and 5 Weighings  by  W66W66  (2006-05-10).
1402. Viswanath's curve  by  Shane Findley  (bef. 2006-05-10).
1403. How many seconds are in a year?  Answer  by  Shadow  (2006-05-07).
1404. How many pennies in a pound?  in  Yahoo! Answers   (before 2006-05-07).
1405. World Science  [ 0 | 1 | 2 ]   edited by  Jack Lucentini   (2006-05-03).
1406. Crookes tube  at the  final  SMILE meeting  (2006-05-02).
1407. Arms of Leonardo da Vinci  (in Italian)  by  Fabio Picolli   (2006-04-30).
1408. Ellipse [ Euler | Euler | G-K |  G-K ]  by  Jürgen Giesen  (2006-04-28).
1409. Primzahlen: Quellen  Wikibooks, in German   (before 2006-04-25).
1410. God and the demons of physics  by  Eutychus   (2006-04-24).
1411. Rose, a cock Or  by  Michael Swanson   (2006-04-24).
1412. Polyhedron Group   in Japanese   (2006-04-23).
1413. Five-gallon jug, full of pennies  by  Barbara  of Webster, NY  (2006-04-22).
1414. Time Scales   by  Steve Allen   (2006-04-20).
1415. Alchemical substances in Minor Creation  by  carnivore   (2006-04-18).
1416. Ellipse in SolidWorks   by  Jerry Steiger  (2006-04-11).
1417. Forever Red   by  Jaoouanja  (before 2006-04-10).
1418. Math 116 (UC Davis)  by  Moon Duchin (bef. 2006-04-09).
1419. Depicting Fridtjof Nansen's Arms (in Swedish) by Jochen Wilke  (2006-04-07).
1420. Formulas for perimeters of oval   by  Kb1jij   (2006-04-06).
1421. On the jiffy and the length of a second   by  Cal_Blam!   (2006-04-04).
1422. Hijri conversions  (Islamic lunar calendar)  by  jcelko212   (2006-04-03).
1423. Counterfeit Coin Problem   by  Lucetios   (2006-03-31).
1424. Fibonacci Folgen  (in German)  in  Wikibooks  (before 2006-03-29).
1425. Fifth-Grade Math Help   by  Yjja123  (2006-03-27).
1426. arXiv:gr-qc/0603103 v1   by  Christiane Losert  (2006-03-26).
1427. L'arbre de Stern-Brocot  by  Jean-Paul Davalan  (before 2006-03-11).
1428. Useful Maths Links   by  Ryan Jones  (2006-03-09).
1429. dodatni izvori - matematika   (Hungarian)   (bef. 2006-03-09).
1430. On p-adic Integers and p-adic Numbers  by  Ramy_z   (2006-03-05).
1431. CS233  at  DePaul CTI  by  Marcus Schaefer   (2006-03-01).
1432. A Different Universe (Ch.3, note 13)  Robert B. Laughlin  (2006-02-28).
1433. Laplace's Demon   [crossposted]   by  Chuckt   (2006-02-28).
1434. Gary Feng's Bookmarks  by   Gary Feng (2006-02-23).
1435. Tilted frustum  by  SP2263  and  Omphaloskeptic   (2006-02-22).
1436. Roman Numbers Suck  by   Gary Feng (2006-02-22).
1437. Laputan Logic:  About the roman numerals in Livia's last will  (2006-02-21).
1438. Petabyte disks coming in 5 years?  by   Keith (2006-02-20).
1439. Easy Link Exchange...    (before 2006-02-18).
1440. Thomsen's approximation...  by  Arun P. Sripati  et al.   (2006-02-15).
1441. Accounting for padding in helms...  by  Stacy Elliott  (2006-02-15).
1442. My dad is famous!  by  the daughter of  Umberto Cerruti   (2006-02-13).
1443. Heraldic aeolipile and radiometer!  by  Guy H. Power  (2006-02-10).
1444. True Number Theory  recommendation by  Roger L. Bagula  (2006-02-07).
1445. The art of proof-ing by cases  by  Robert Callinan  (before 2006-02-06).
1446. The Buffalo Readings  [ Top Ten Links ]   (2006-02-03).
1447. Bookmarks  by  Israel Barrientos   (before 2006-02-02).
1448. Un tour de cartes astucieux  by  Jean-Paul Davalan  (before 2006-02-01).
1449. Forays into Mathematics  by  Aditya Gopalan  (bef. 2006-01-29).
1450. Numericana: Tutto sui numeri  bookmark by  Angelo  (2006-01-27).
1451. Roman Numerals  by  Alphanius  (2006-01-25).
1452. 1 is not a prime number  by  Dante  (2006-01-24).
1453. Longueur d'une ellipse  by  Val  (2006-01-24).
1454. Arms of Paracelsus  by  Witekjs  (2006-01-21).
1455. Roman Numerals  [ 2 ]  in  The Rewards of Jazz Chords  (2006-01-20).
1456. Siffran 0  (in Swedish)  On the origins of the zero digit   (bef. 2006-01-15).
1457. Pound of Pennies   by  Cardinal   (2006-01-14).
1458. Electricity from Heat & Szilard's Engine   by  CraigD   (2006-01-07).
1459. Gold / Silver   by  churchyarddrunkard   (2006-01-04).

      2005:

1460. Lengths of oval bezels  by  Gerald A. Livings  (before 2005-12-31).
1461. Approximations of Ellipse Perimeters, by Stanislav Sýkora   (2005-12-27)
1462. Fresnel drag coefficient  by  DrGreg   (2005-12-15).
1463. Solutions to Simple Combinatorial Games  by  James Dias   (2005-12-15).
1464. Övrig matematik och fysik,  in Swedish   (before 2005-12-15).
1465. Calendars + Scientific symbols  by  Dr. Joseph DeChicchis   (2005-12-14).
1466. Thomsen's formula  by  Vasiliy Kantsler & Victor Steinberg  (2005-12-12).
1467. RSA Public-key Cryptosystem  by  Chris Farley   (2005-12-04).
1468. hk (horsepower, in Swedish)  by  iPood   (2005-12-04).
1469. Diamond Marks on a Tape Measure by   k20   (2005-11-30).
1470. Niels Bohr's coat of arms,  by  Patrick Nikkolai A. Persia   (2005-11-24).
1471. The New Book of Prime Number Records   reviewed by Arbol01  (2005-11-21).
1472. Fermatsche Pseudoprimzahl  (in German)  On pseudoprimes  (2005-11-21).
1473. Hydraulic Permeability   by   2old4this   (2005-11-20).
1474. Clues about Polyhedra & Polytopes   at   cluein.com   (before 2005-11-19).
1475. Ellipse formulas   by  Tim Greif   (2005-11-14).
1476. Copper Pennies   by  AssaultRifler   (2005-11-12).
1477. Hamilton nabla operator   by  Carla Paolini,  Argentina   (2005-11-10).
1478. Pony kegs & kegs   by  Glenn Kangiser   (2005-11-08).
1479. Winning Strategies   in Hungarian   (before 2005-11-07).
1480. Length of Ellipses  [ 1 ]   (before 2005-11-07).
1481. Arms of Copernicus   by   Jochen Wilke  and  Claus J. Billet   (2005-11-06).
1482. Links to fascinating things   by  Fosse Kallen   (bef. 2005-11-06).
1483. Mandala bookmarks   of the  Estonian Buddhist Brotherhood   (2005-11-05).
1484. Extra Problems  by Ajarn James of Satit Patumwan, Thailand (2005-11-03).
1485. Continued Fractions Bookmarks   (before 2005-11-02).
1486. Bellhop's Tip   by  Xena   (2005-10-31).
1487. Discrete Mathematics   by  Oded Regev, Tel-Aviv University  (2005-10-31).
1488. Math | Reference | Education | Textbook | Supersite  by  Glockshooter   (2005-10-27).
1489. Chemistry of inks  by  Tony Bryhan  (2005-10-26).
1490. Nim Game  by  Simon  (2005-10-25).
1491. Combinatorial Game Theory   by  Mark Daniel Ward  (bef. 2005-10-24).
1492. Good at Math?   by  RyanJ  (2005-10-22).
1493. Mind-Boggling...  [ in Grey Matters ]  by  Scott Cram  (2005-10-20).
1494. Perimeter of an Ellipse  [ 1 ]  in Dutch   (2005-10-20).
1495. Tags  by jcale (2005-10-22) and jesseschupack (2005-10-17).
1496. Kayles   at  Simpler Solutions  (2005-10-15).
1497. Lots of Links   by  Glenn Rhoads  (before 2005-10-08).
1498. Michon's conjecture on Carmichael divisors   by  RElf  (2005-10-07).
1499. Origin of Calendars   by  J.B. Stone  (2005-10-06).
1500. Ambitious typography   by  Toby  (2005-10-03).
1501. Maxwell genealogy   (before 2005-10-02).
1502. The Bellhop's Tip  by  Jonathan  (2005-09-28).
1503. www.mathpath.net  (before 2005-09-27).
1504. A mmHg is 0.14 ppm more than a Torr.   Wikipedia (before 2005-09-22).
1505. Bookmarks  by  Lanti / Li Yan   of Hong Kong  (before 2005-09-20).
1506. Heraldry  at  Symbols.net   (bef. 2005-09-19).
1507. Surface of an Ellipsoid  by  Senthil   (bef. 2005-09-18).
1508. Boiler Horsepower  (in Swedish)  by  Bjober   (2005-09-17).
1509. Fraction continue aléatoire  by  Thomas Baruchel   (2005-09-13).
1510. Morton's Miscellany   by   Doug H. Morton   (before 2005-09-12).
1511. Phys 221 Lab Syllabus  by  Daniel Koon   (bef. 2005-09-12).
1512. Arms of Adam Ries  by  Jochen Wilke   (2005-09-11).
1513. Solving Chess  by  Guy Macon   (2005-09-10).
1514. 711 Puzzle Solution  by  Amina-DZ   (2005-09-08).
1515. Hästkraft  (HK)  by  Mull   (2005-09-07).
1516. Arms of Sir William Herschel  by  Awdaniec   (2005-09-06).
1517. Ellipse Perimeter  (in Russian) by  VF   (2005-??-02)
1518. Math Sites  (EMB - Fórum de Discussões)  by  CR   (2005-09-01).
1519. Strawbale Digest (vapor permeability)  by  Michel Couvreux   (2005-08-30).
1520. "Stumble Upon" Review  by  Midus   (2005-08-26).
1521. Lemniscus  by  Amenabletopasta   (2005-08-24).
1522. Best of the Web  about hexahedra, polyhedra & polytopes  (2005-08-22).
1523. DCMI Date Working Group   (before 2005-08-22).
1524. Thomsen's formula  by  Robert Sauermann et al.   (2005-08-21).
1525. Unit Conversion  by  Thornahawk   (2005-08-20).
1526. Can't rectify thermal noise  by  Phil Karn   (2005-08-14).
1527. Number theory  in Dutch, by  Thuisblad van De Tas   (before 2005-08-14).
1528. Resources  at  River Forest Community School   (before 2005-08-12).
1529. Interesting Math Sites   by  Ryan Jones   (2005-08-14).
1530. Online Math Resources   by  Ryan Jones   (2005-08-11).
1531. Vector Calculus   Calculus Identities Resources   (bef. 2005-08-11).
1532. Perimeter of an Ellipse   in Hebrew   (2005-08-10).
1533. Taiji Symbol  in Chinese   (2005-08-06).
1534. Lewis Carroll's Monkey  by   Mathwizard   (2005-08-05).
1535. Penny Facts  at   www.gotcents.org   (before 2005-08-04).
1536. Self Creation Cosmology  by  Garth  & Pervect  (well before 2005-08-04).
1537. Nemesis [1]  by   Neme5i5   (2005-08-03).
1538. Blackpowder  by   Junkyardblacksmith   (2005-07-28).
1539. Light Saber   at   Mysteria Onera  by   Daniel White   (before 2005-07-27).
1540. Zero-free factorizations of powers of 10,  Jonathan Vos Post  (2005-07-23).
1541. Googolplex  by  Mathmate  (2005-07-21).
1542. Conundrum (#23 @ Michael Bérubé) by Jonathan Vos Post  (2005-07-20).
1543. Waterman's Polyhedron [Polytopes]  by Steve Waterman (bef. 2005-07-19).
1544. Lemniscus  by  Snuggle Buggy   (2005-07-14).
1545. Stan's Links  by  Stanislav Sýkora   (2005-07-13).
1546. Faron Moller [1]  Gwyddor Cyfrifiadur  prof. at Swansea  (bef. 2005-07-13).
1547. Inch  or  Zoll...  German Wikipedia   (before 2005-07-13).
1548. 7-11 Puzzle  by  Professor Ben Szapiro   (before 2005-07-13).
1549. Perimeter of an Ellipse  (in Russian)  by  S©S   (2005-07-09).
1550. Perimeter of an Ellipse  [ 1 ]  (in Russian)  by  DrRus   (2005-07-05).
1551. Counterfeit coin brain teaser  by  Smellycheeseboy   (2005-06-27).
1552. Planck's constant  by  AntonioLao   (2005-06-25).
1553. Ancient Gall Ink  [ 1 ]  by  Bryan Cox  on Biblaridion   (2005-06-19).
1554. The Life and Times...  [Cool Site]  by  Steve Park   (2005-06-18).
1555. Petabytes  and above...  by  Guy Macon   (2005-06-12).
1556. Total length of ellipse  by  BobG   (2005-06-12).
1557. Heraldry  about James Clerk Maxwell,  by  Jochen Wilke   (2005-06-10).
1558. Chat  about truncated cube,  by  Alison   (2005-06-06).
1559. Mathematical Magic Tricks  by  Stace   (2005-06-01).
1560. Armoiries  (French)  in  Egypte et science   (2005-06-01).
1561. Combinatorial Game Theory  by  Richard J. Nowakowski  (bef. 2005-05-31).
1562. Perimeter of an Ellipse  by  Stanislav Sýkora   (2005-05-30).
1563. Grey Elephants in Denmark  by  Balducci   (2005-05-30).
1564. Nightspore's directory  (linguistics)   (before 2005-05-29).
1565. Cambridge University  Heraldic & Genealogical Society   (bef. 2005-05-27).
1566. The Hall of Ma'at:  Pyramid inches, by  Martin Stower  (2005-05-23).
1567. On the speed of light  (in Finnish)  by  Harhatien Opiskelija  (2005-05-20).
1568. Cantrell's 2001 formula  in "ETBX Solid Properties"  (before 2005-05-20).
1569. اين صفحه ي بسيار بسيار جالبي هست ... در مورد هر چيز كه بخواين مطلب داره !! [ 1 ]
1570. Cheval-vapeur for registration purposes  by  Richard C.  (2005-05-19).
1571. Perfect Sausage (Ellipse perimeter)  by  Michael  (2005-05-17).
1572. 7-11 problem in Algebra II test  by  Gromit131   (2005-05-14).
1573. Lanczos implementation of G function [1]  Fredrik Johansson  (2005-05-13).
1574. Nemesis  by  Jennifairy   (2005-05-10).
1575. Arms of Legendre (and many others) by  P. Pöllänen   (bef. 2005-05-10).
1576. The Riddle We Worked in Class  by  Ayn L. Grubb   (2005-05-03).
1577. Convergents of an irrational number  by  Henno Brandsma  (2005-05-03).
1578. Selection with repetitions allowed  by  Tyr  at  GMAT Club   (2005-05-02).
1579. Aire d'une ellipsoïde  (in French)  by  Pierre Capdevila   (2005-04-30).
1580. Charge  (Heraldic Catfish)  at  Local Color Art Gallery  (bef. 2005-04-30).
1581. Cavalli Vapore (CV)  by  ARDTM155   (2005-04-25).
1582. Numerical prefixes  (in Swedish)  at  FZ Wiki   (bef. 2005-04-25).
1583. 12 Marbles  by  d16tr   (2005-04-23).
1584. Mathematical Puzzles  at  RootMath.com   (before 2005-04-23).
1585. Rule of l'Hospital  by van Toch,  in Russian   (2005-04-22).
1586. Ellipse Resources  by Patricia L. Ahlborn   (before 2005-04-22).
1587. Math Homework Resources  [ new ]  by Mr. Wright   (before 2005-04-22).
1588. Elongated square gyrobicupola  (J37)  at  Wikipedia   (2005-04-21).
1589. Fermatsche & Eulersche Pseudoprimzahlen,  by Karsten Meyer  (2005-04-21).
1590. History of Logarithms  by Dr. Rick Adkins, IUP  (before 2005-04-21).
1591. Super-Poulet Zahl  (in German)  by Karsten Meyer  (before 2005-04-20).
1592. Super-Poulet Number  (Wikipedia) by Karsten Meyer  (before 2005-04-19).
1593. Convex Polyhedra  [ French ]  by Maurice Starck  (before 2005-04-15).
1594. Choice Numbers  applied to card games   (before 2005-04-15).
1595. Mathematical Recreations:  Links in Czech   (before 2005-04-15).
1596. Mathematical Olympiads  (in Portuguese)   (before 2005-04-13).
1597. Counterfeit Coin Problem  (in Hebrew)  by  Fenster   (2005-04-12).
1598. Arms of Akihito   by  Daniel C. Boyer,  AHS  (2005-04-11).
1599. Ferry Boat Problem   by  MBL   (2005-04-11).
1600. Mathematical Symbols and Scientific Icons   by Trinity  (2005-04-11).
1601. Nablan alkuperä?   by  Jussi Bergström   (2005-04-10).
1602. Zero to the power of zero   by  Gerry   (2005-04-10).
1603. Math Charges   by  Diogenes99,  American Heraldry Society  (2005-04-10).
1604. How wide is the river?   by  SandDrag   (2005-04-10).
1605. Setting the Record Straight  Hummer-ga  "Google Answer"  (2005-04-09).
1606. Things That Make No Sense  by  Lostlyrics  (2005-04-06).
1607. Pretty Interesting...   by  Parasite Eve   (2005-04-04).
1608. Calculus II  (in Portuguese)  by  Humberto José Bortolossi   (2005-04-04).
1609. Teaching with Magic  at   Museum of Humor.com   (before 2005-04-02).
1610. Chez Dez:  Polyhedra   (before 2005-04-01).
1611. Empty Sum  at  Fact-Library.com  (bef. 2005-04-01).
1612. Names of Polygons  by  Gary Ellis  (before 2005-04-01).
1613. Famous Inventors of the 20th Century.  Stuart Simpson  (bef. 2005-04-01).
1614. Teardrops & Tiny Travel Trailers  by  San Diegan  (2005-03-31).
1615. Basic Feynman  by  Basic Books  (before 2005-03-31).
1616. Ladders in an Alley  by  S55M  (2005-03-30).
1617. Gotlib et l'élève Chaprot  by  Dilbert  (2005-03-28).
1618. Läkar  (in Swedish)  by  Ingmar Jernberg  (before 2005-03-28).
1619. Onirical Symbol?   (2005-03-27).
1620. Copper Pennies as Shims  by  Starbuck3733t  (2005-03-25).
1621. MysteryMaster.com.   by  Michael Benson  (before 2005-03-25).
1622. Lorentz Contraction  [ 1 ]  by dc197   (2005-03-22).
1623. 0-60 time is about half the test weight (lb) to power (hp) ratio  (2005-03-22).
1624. Expectation, utility, gambling etc.   by  Danshirley  (2005-03-22).
1625. Bookmarks   by  Ing. Jan Patera, U. of West Bohemia   (bef. 2005-03-21).
1626. Aquino coat-of-arms   by  Webmonster  (2005-03-16).
1627. What is the hardest substance?   by  Andrew Werby  (2005-03-16).
1628. Math 2020: Solving discrete problems   by  Helena Verrill  (2005-03-14).
1629. Weigh 13 balls   by  Iscatnaps  (2005-03-03).
1630. Mayan "Apocalypse" of 2012   by  Toys  (2005-03-02).
1631. Mathematical education material   by  Chi-Kwong Li  (before 2005-02-25).
1632. Dimes, quarters and half-dollars are $20 per lb  McLarenReborn (2005-02-25).
1633. Half a barrel of dimes is worth twice a barrel of nickels  by Zut (2005-02-24).
1634. Middle School Advanced Mathematics at SASSDS  (before 2005-02-21).
1635. Maths Troubles [1]  by  Stu Savory  (2005-02-20).
1636. Send Spurls:  14:04 GMT   (2005-02-13).
1637. Chrysalis is from chrysos for gold  by  Eumenides   (2005-02-15).
1638. Links to links...   at  thejohnsite.com   (2005-02-13).
1639. Cantor's Proofs Visualized   by  Carolyn   (2005-02-04).
1640. Problému 12 mincí  (in Czech)  by  Ales Zeman   (2005-02-03).
1641. Roman Numerals   by  Farmer John  at  Halfbakery.com   (2005-02-03).
1642. You put your right foot in, you take your...  by TardFarmer   (2005-02-02).
1643. Gifted Resources Newsletter  by  Jo Freitag   (2005-02-01).
1644. Lots of Links   by  Dr. Glenn Rhoads   (before 2005-02-01).
1645. Odd one out of 13 marbles, in 3 weighings  by  Ilywrin  (2005-01-31).
1646. Ellipse Circumference  by  Mathmate  (2005-01-31).
1647. Last Biscuit [ 1, 2 ]  Wythoff's Game at  nrich.maths.org  (bef. 2005-01-31).
1648. Table of Mathematical Symbols   at  Fact-Library.com   (bef. 2005-01-30).
1649. Favorite Links   by writer  Michael Carey   (bef. 2005-01-29).
1650. Complex Analysis   references at   Geometry.net   (bef. 2005-01-29).
1651. Sam Loyd's Ferry Boat Problem   by   Fatmongo   (2005-01-28).
1652. 21582  6-digit integers whose digits add up to 17   by   Smay   (2005-01-27).
1653. Surface Area of an Ellipsoid  by   GOD   (2005-01-26).
1654. The length of the second:  Time Scales  by  Steve Allen  (bef. 2005-01-25).
1655. Japanese Heraldry   (in Italian)  by  CRFÓB   (2005-01-23).
1656. Poker Trivia   in  Britannia Directory   (bef. 2005-01-23).
1657. Boyle Gas Law  at  Indianapolis Public Schools  (bef. 2005-01-21).
1658. Récréations mathématiques de Diophante   (bef. 2005-01-21).
1659. Einstein's Riddle  by  Mrs B.  (2005-01-21).
1660. 7 hexahedra, 6384634 dodecahedra  by  Robert Ferréol  (bef. 2005-01-21).
1661. Ellipsoid  by Euclid  (2005-01-20).
1662. Table of Mathematical Symbols  at Fact-Library.com  (bef. 2005-01-19).
1663. Discussion of series  by  Dahlak10021  (bef. 2005-01-16).
1664. Roman Numerals  by  Madame  (2005-01-16).
1665. John M. Gamble's  Perl page  (bef. 2005-01-14).
1666. Game of Nim  from the movie   Last Year at Marienbad  (2005-01-13).
1667. Square Links   at   squaring.net   (2005-01-12).
1668. Kelvin Heraldry  from   "Lord Kelvin Online"  (bef. 2005-01-12).
1669. A cylinder  has 3 faces and 2 edges  (2005-01-11).
1670. Roman Numerals  in  Life of Dave [Barber]   (2005-01-08).
1671. First 4096 values of the partition function  from  Wikipedia   (2005-01-03).

      2004:

1672. Dots and Boxes  (Applet)  by Cory Alleyne  (before 2004-12-31).
1673. Funny chemical names  at The Names Spot  (bef. 2004-12-31).
1674. Lateral area of an elliptical cone  by David W. Cantrell  (2004-12-30).
1675. mathpuzzle.com   by Ed Pegg Jr.  (2004-12-23).
1676. Segway on Carpet?   by Cmonkey  (2004-12-20).
1677. Reciprocal Links   at  XpressTranslations.com  (2004-12-20).
1678. Serpent Seeds Among Us   by lovejoy  (2004-12-17).
1679. Einstein-Rätsel (in German).  Forum of P.M. Magazin   (2004-12-08).
1680. Research  (names of large numbers)  by Beeawwb  (2004-12-05).
1681. 4096 values of the partition function   French Wikipedia   (2004-12-04).
1682. Polyhedra | G | Convergence ... ScienceOxygen.com  (bef. 2004-12-02).
1683. Families in British India Society: 1751 had only 282 days (bef. 2004-11-25).
1684. Picture of the Bogdanovs:  Bandwidth stealing by  Zetto  (2004-11-25).
1685. Picture of the Bogdanovs:  Bandwidth stealing by  Wurligirli  (2004-11-22).
1686. VirtueScience.com:  Math Links by James Barton  (2004-11-21).
1687. Zero to the Power of Zero:  URL Log by Andrew R. Reiter   (2004-11-18).
1688. Area and volume of a spherical cap   by Walwal   (2004-11-18).
1689. Rita Carreira's Web Page   (2004-11-16).
1690. Calendar Links   by John D. Hynes   (2004-11-14).
1691. DPP Matikai:   Recommended links   (2004-11-12).
1692. Measurements and Units   Webdesign directory   (bef. 2004-11-12).
1693. Definition of Magnetic Field:  Future Tech Today Inc.  (bef. 2004-11-12).
1694. Aria Software Ireland, Ltd.   Cool links...   (before 2004-11-12).
1695. Armour Archive: Ellipse   by Raito   (2004-11-10).
1696. Arc length of ellipse segment   by Kallivretaki Argyro   (2004-11-09).
1697. Integration Symbol [2]   by Tinyjack   (2004-11-09).
1698. Math Links:  Lodi Unified School District, CA 95240   (bef. 2004-11-03).
1699. Official and Bogus Metric Prefixes   by Richard Sabey   (2004-11-01).
1700. Google Answers:  Symbols of riches   (2004-10-31).
1701. Google Answers:  Continued fraction function expansions   (2004-10-31).
1702. Halloween Riddle:  "Einstein Puzzle" recycled, by Chrisyoon   (2004-10-31).
1703. 7-11 Puzzle  by  Aaron and Emily Yullock  and Pings   (2004-10-30).
1704. Counterfeit Coin Problem  in Arabic   (2004-10-29).
1705. Lemniscus or Lemniscate:  The shape of the infinity symbol   (2004-10-28).
1706. Perimeter of an Ellipse   in Swedish   (2004-10-22).
1707. Perimeter of an Ellipse:  översikt in Swedish   (2004-10-22).
1708. Geometry Trivia  (before 2004-10-21).
1709. Find the Fallacy:  A [verbatim] quote by Kesavan7777   (2004-10-19).
1710. Cube  (Geometry)   at OmniKnow.com   (before 2004-10-19).
1711. Bookworm's Burrow   by Kesavan7777   (2004-10-18).
1712. Biggi's List  of German and international heraldic links  (bef. 2004-10-16).
1713. Albertus Magnus   [ 2 ]  by  Margaret Odrowaz-Sypniewska (2004-10-14).
1714. 4096 values of the partition function:  Wikipedia external link  (2004-10-14).
1715. Igor and Grichka Bogdanoff   by Le Vieux Petit Juge Blond   (2004-10-13).
1716. Back Indexing: Comments on Numericana's list of backlinks   (2004-10-11).
1717. Scientific Symbols   by AKG   (2004-10-11).
1718. Galileo's [Alledged] Pisa Experiment   (bef. 2004-10-11).
1719. Formula, Cube, Calculus, etc.  at  mathscoacher.com  (bef. 2004-10-11).
1720. Materials of Extreme Hardness   BBC Article  (2004-10-09).
1721. Ink Recipe  |  Ink Chemist   in Adobes.org Ink Directory  (bef. 2004-10-08).
1722. Einstein's Puzzle,  in Thai  (bef. 2004-10-08).
1723. Science Jokes   comment at thejohnsite.com  (bef. 2004-10-08).
1724. Tons of TNT   [archived text]   by Nice Squirrel   (2004-10-06).
1725. Game Strategies   in Hungarian  (2004-10-05).
1726. Circumference:  Wikipedia article's only "external link"   (2004-10-02)
      [ Science Fair | EncycloZine | TheFreeDictionary | McFly | Explanation Guide ]
1727. Ellipse Circumference  (in Turkish)  by Formula   (2004-09-29).
1728. Counterfeit Coin Problem [2] in Carthik's candidacy proposal (2004-09-29).
1729. Educypedia > Trigonometry & Basic Functions   (2004-09-27).
1730. Picture of the Bogdanovs:  Bandwidth stealing by  UK²  (2004-09-14).
1731. Numerical Prefixes:  FZ Wiki article, in Swedish  (2004-09-12).
1732. Survey Inch:  Wikipedia article, in Polish  (2004-09-12).
1733. Google Answers:   How many pennies in a 5 gallon jug?  (2004-09-11).
1734. Alfa Romeo logo  (Milan & Visconti)  by jli585  (2004-09-11).
1735. Aleph Symbol from Austria (in German)   by Sigi Herzog  (2004-09-10).
1736. Perimeter of an Ellipse  (NRICH)   by Graeme McRae  (2004-09-05).
1737. Evan's Science:  Chemical Formulas of Traditional Pigments  (2004-09-03).
1738. Ouroboros: Bandwidth stealing by  FreakyJoeMan  (2004-08-31).
1739. Continued Fractions  (SMART)   by  Fred Schaal   (before 2004-08-31).
1740. The Benhur Archive  --  General   (2004-08-30).
1741. Waterproof Stucco   Comparing permeabilities   (2004-08-30).
1742. Scandinavian Origins of Metric Prefixes   by Ronan Amicel   (2004-08-28).
1743. Summing up the series   1 / (n² +1)   by Federico Kereki   (2004-08-24).
1744. Ramanujan and Ellipses  [archive]  by  Ken Takusagawa  (2004-08-22).
1745. Elliptical Orbit   by Enprinte   (2004-08-22).
1746. Circumference of an Ellipse:  Erratum by Tsunashima1   (2004-08-20).
1747. "The Beast":  Discussion of miracles, by Angel   (2004-08-20).
1748. On the Abolition of Money  by  Castle   (2004-08-19).
1749. SplendidScience.com:  Laws, Theorems & Formulae  (bef. 2004-08-15).
1750. Picture of the Bogdanovs:  Bandwidth stealing by  Tristanf   (2004-08-13).
1751. Inch  in Polish Wikipedia   (before 2004-08-11).
1752. SchoolNotes.com:  Measurement Units Defined  (2004-08-10).
1753. Just under 7 cases of beer in a keg!  by jdownerd  (2004-08-10).
1754. Numericana... recommended in Greek   (2004-08-09).
1755. N nodes evenly arranged on a sphere, using the golden ratio  (2004-08-09).
1756. Picture of the Bogdanovs: Bandwidth stealing by  Pengoo  (2004-08-08).
1757. Askaroo: Ellipsoid Area (quoting D.W. Cantrell)   (before 2004-08-07).
1758. 2D NIM and Grundy numbers for Kayles, by Joe   (2004-07-29).
1759. Decimal Time Links (Calendars) by John D. Hynes   (before 2004-07-29).
1760. Net-Lexikon (Carmichael numbers) in German   (before 2004-07-25).
1761. Hobbies Forum: Arms of Copernicus (rec.heraldry thread)   (2004-07-21).
1762. Einstein's Puzzle, by Molasseslass   (2004-07-21).
1763. Defining the millihelen and the microcentury, by Aldiboronti   (2004-07-20).
1764. TNT [with many errors] by  Diamond Okimoto Allen   (before 2004-07-20).
1765. Between two points of an ellipse by  Stephanie   (2004-07-18).
1766. Roman and "Arabic" Numerals   by Russ Rowlett   (bef. 2004-07-14).
1767. CCSRJ related links   in Arabic   (before 2004-07-11).
1768. Ferro Cement:  Surface area of a prolate or oblate ellipsoid   (2004-07-10).
1769. Be There in a Jiffy...  by Magilla  (2004-07-10).
1770. Atto Prefix (SI)  in Japanese  (before 2004-07-08).
1771. Knowledge On Line  in Hebrew  (2004-07-07).
1772. Naptár és kronológia  (Calendars & Chronology)  in Hungarian  (2004-07-07).
1773. Recreational Mathematics  [2]   in Czech   (2004-06-29).
1774. Mathematical Words  in Russian  (2004-06-28).
1775. Recreational Math  (in Portuguese)  by  Jorge Barros  (bef. 2004-06-28).
1776. Net-Lexikon: Pseudoprimzahl,  from German Wikipedia article  (2004-06-27).
1777. Bogus metric prefixes  by Carpao  (2004-06-25).
1778. Carmichael-Zahl  (Carmichael numbers) Wikipedia, in German   (2004-06-22).
1779. Jorj's Links:  Symbols, communication, religion, etc.  (bef. 2004-06-22).
1780. Continued Fractions  [ 1 ]  by Anton Sherwood  (2004-06-18).
1781. Perimeter of an Ellipse  by Antonio Q  (2004-06-16).
1782. Nim and Wythoff's game   by tcalexander, in Romanian   (2004-06-10).
1783. Wernher Freiherr von Braun   by Yucagira, in Dutch  (2004-06-05).
1784. Perimeter of an Ellipse, in Chinese  (2004-06-04).
1785. Approximating the Surface Area of n-Dimensional Ellipsoids   (2004-06-02).
1786. Ellipse  [ Elips ]  in Turkish  by  Balansnuri   (2004-06-01).
1787. St. Petersburg Paradox  [ 1 ]   by  Vc   (2004-05-29).
1788. Misère Nim  (in Vietnamese) by  Username Reincarnated   (2004-05-28).
1789. Antiprism  at the  Math Explorer's Club  of Ithaca High   (bef. 2004-05-25).
1790. "Riddles, Puzzles & Brain Teasers"  at ThinkBlade (before 2004-05-25).
1791. Palmic, Montanic, "Quindecagon"   in   The Big Letter List  (bef. 2004-05-24).
1792. Dollars and Cents by Mike, a.k.a. "just brew it!"   (2004-05-20).
1793. Numismatic quiz and 12-coin puzzle, by Ken Hughes  (2004-05-16).
1794. Computer Resources by Mr. Senner at CGUHS, AZ   (bef. 2004-05-15).
1795. cas95b.stumbleupon.com:  Recent Sites   (2004-05-14).
1796. Borromean Rings Backlink  from Caltech's "paradise" server  (bef. 2004-05-14).
1797. Roman Numerals  (Utopia, in Dutch)   by Yellowisblue   (2004-05-13).
1798. Sta Scherzando, Mr. Feynman?   by Dimitrios Spiliotopoulos   (2004-05-10).
1799. Difficult Puzzles (Chameleons)   by worldwideweb   (2004-05-10).
1800. The Concept of Infinity   by DianeE   (2004-05-05).
1801. Venus Illuminations and physical units...   by Brad Guth   (2004-05-06).
1802. Brain Teaser:  7-11   by Pip-Boy   (2004-05-04).
1803. Viscosity   in Spanish   (2004-05-04).
1804. Discrete Curvature  at a vertex of a polyhedron   (Synergeo, 2004-05-01).
1805. Neojob Test.  See Question #11   (before 2004-04-29).
1806. Answer dated 2002-07-26  by  Doctor Nitrogen   (posted after 2004-04-26).
1807. Physics of Knock-Down Power.  by Gene Nygaard  (2004-04-26).
1808. Metric Prefixes  in Japanese   (before 2004-04-25).
1809. Great Pyramid  by Steve Brabin   (2004-04-25).
1810. Ton of money  [actually > $3400]  by OgdenTechGuy   (2004-04-23).
1811. Ancient Chinese Recipes   at JustAskBen.org   (2004-04-22).
1812. Apocryphal attribution to Einstein   by Esseb   (2004-04-20).
1813. Cardinal and Ordinal Numbers  by "Team D" of  Roger Leigh  (2004-04-20).
1814. Black Powder (Hungarian)   by Josey-Wales   (2004-04-19).
1815. Homepage of Christian Beil   in German   (2004-04-14).
1816. What's it called?  "Del, or curly D" by Christopher P. Cericola  (2004-04-13).
1817. Omtrek van een ellips   in Dutch by Algoritme   (2004-04-12).
1818. 512 of the best geometry sites "selected by humans"   (before 2004-04-12).
1819. home.att.net/~numericana   selected by Spazm   (2004-04-11).
1820. del.icio.us/Deflexion.com/Physics   (2004-04-10).
1821. Math Question.  Comment by CodeJockey   (2004-04-09).
1822. IB Physics:  The Monkey Problem   (bef. 2004-04-09).
1823. MetaFilter:  Zeptogram, etc.  by Garethspor   (2004-04-07).
1824. Mathematics Internet Resources  by Dr. Denise Meeks   (bef. 2004-04-07).
1825. Newran - random number generator [2]  by R B Davies   (bef. 2004-04-05).
1826. Durai's WEB - BLOG   Recreational Mathematics   (2004-04-02).
1827. Prévost Constant  by Eric W. Weisstein, in MathWorld  (2004-03-31).
      [Other constants: Ramanujan, Feigenbaum, Mertens, Soldner's, Grossman's, Omega.]
1828. Brain Teaser  (7-11) answer by HS.  Also in plain text   (2004-03-29).
1829. Stefan Tilkov's Random Stuff   (2004-03-29).
1830. Bit > Jiffy > Moment > Spell:   A comment by Kurtiss   (2004-03-28).
1831. 0^0 = 1  by Gofry, in Czech  (2004-03-28).
1832. Bellhop Brainteaser  by myclay  (2004-03-28).
1833. Links for Students [ 1 | 2 ]  at SASSDS, Stoughton, MA  (bef. 2004-03-28).
1834. Mathematics Corner (STAR forum):  Weighing 12 coins  (2004-03-25).
1835. Exploring Mathematics  by Pete Barnes  (before 2004-03-17).
1836. Veckans webbplats  in Swedish.  From  Sverige Radio P1   (2004-03-14).
1837. Riddles (12 marbles) by djhorsman   (2004-03-13).
1838. Mrs. Bennett's Links  Whitefish [Montana] High School   (2004-03-10).
1839. Gymnasiematematiken i teori och praktik  by Bengt Månsson  (2004-03-04).
1840. Ternary Calendar  by Patrick  (2004-03-03).
1841. Symbols, Signs & Glyphs  [Math]  by Matthew White   (before 2004-02-29).
1842. Million, Billion, Trillion  by  Aldiboronti   (2004-02-26).
1843. Generic Carmichael Numbers  in Japanese.  "Baka Memo"  (2004-02-24).
1844. Generic Carmichael Numbers  in Japanese.   (2004-02-24).
1845. The prototype (of the kilogram)  by Peter Riis   (2004-02-24).
1846. Rocketry and Mars  by Zoot   (2004-02-19).
1847. American Academy for the Promotion of Genealogical & Heraldic Sciences  (2004-02-15).
1848. The d4bs website...   (before 2004-02-09).
1849. Philosophy, Common Wisdom: Google Answer by pafalafa-ga (2004-02-08).
1850. Help with Algebra  (Answerpool)  by  Hugh   (2004-02-06).
1851. Feynman  quoted by Violetta   (before 2004-01-31).
1852. Roman Numerals  by Rui, on the Temperance forum   (2004-01-30).
1853. Misère Octal Games  by Thane Plambeck   (2004-01-30).
1854. Polytopes  Open directory  (before 2004-01-29).
      [ SiteSkipper | HughesNet | DaVinci | InterMall | Science Blog | Submission.it ]
1855. Your Philosophical Questions  by gypsyjackson   (2004-01-27).
1856. Black diamond on tape measure (every 19.2")  Tim, HardForum  (2004-01-27).
1857. n o n e u c l i d e a n   f o r m a l d e h y d e   is a googlewhack!  (2004-01-19).
1858. Continued Fractions Algorithms   (before 2004-01-17).
1859. Circumference of an ellipse used for sizing hats (before 2004-01-15).
1860. wiki.fz.se: Prefix. Metric prefixes discussed in Swedish.   (2004-01-10).
1861. Word Association I, by johngalt at Counterglow Forum   (2004-01-10).
1862. Is 0^0 defined or not?  by Boops at GameDev.net   (2004-01-01).

      2003:

1863. Genealogical Notes and Anecdotes,   Technical Index   (before 2003-12-31).
1864. Leonard Fibonacci: Links about Leonardo Pisano   (before 2003-12-31).
1865. Bookmarks  and  praises  by  Jim Goulding  (bef. 2003-12-31).
1866. Celebration FL Computer Consultants   (before 2003-12-31).
1867. "New" prefixes for information units by BakeMan   (2003-12-30).
1868. I never knew... (continued fractions) by Brian P. Foley   (2003-12-18).
1869. Halmos Symbol :   Definition by Alan J. Cain   (2003-12-14).
1870. International System of Units (SI) and bogus prefixes.   (2003-12-13).
1871. Psyche's Links [2] : Esoteric Subjects on the Web   (before 2003-12-06).
1872. Final Answers plug by Darth Zod   (2003-12-01).
1873. mathed > history > Numerical Arcana [ 1 ]   by  Baboon   (2003-12-01).
1874. URLs posted to jbs [Roman Numbers] by dweezil   (2003-12-01).
1875. Volume of a Hypersphere, posted by Paul McCarthy   (2003-11-27).
1876. US Patent 6654438.   Misspelled URLs as "other references"  (2003-11-25).
1877. Perimeter of an Ellipse, posted on DarkArmani.net   (2003-11-18).
1878. History of Numeration, at Skyridge Mid School media center (2003-11-17).
1879. One seventh of a ton - Nero Wolfe on A&E Television Network  (2003-11-15).
1880. Unexplained Mysteries: Nemesis, the Sun's Companion? (bef. 2003-11-15).
1881. Let's finish this... 7-11 puzzle.   (2003-11-11).
1882. Gunpowder advice by Mike H. in Compuserve's Search Forum  (2003-11-11).
1883. Tymless Links (before 2003-11-09).
1884. Circumference of an Ellipse  by  Philippe Guglielmetti   (2003-11-05).
1885. SMILE Meeting (High-School Math/Physics) by Porter Johnson  (2003-11-04).
1886. Didactische links: wiskunde   in Dutch  (2003-11-03).
1887. Gamma Function Software:  by  Tejon   (2003-11-01).
1888. Barber Shave in CacheBeauty.com's link directory (before 2003-11-01).
1889. "Kryptologi" bookmarks (Danish, 2003-10-29).
1890. May a function be expanded as a continued fraction?  (Japanese, 2003-10-27).
1891. PureBasic Forum (Gamma Function) and archived text posted (2003-10-26).
1892. Augmented Polyhedron: "Top Sites" in Hall Mathematics (bef. 2003-10-26).
1893. Logic Puzzle (12 pearls) by Zoorado at Doom3world.org  (2003-10-24).
1894. Aristarchus of Samos and Heliocentric Theory by Lauren Pye (2003-10-20).
1895. Information for Students (Geometry) by Becky West   (2003-10-14).
1896. Ellipse Formula in "Wood" Online   (2003-10-11).
1897. Research Links [ 1 | 2 | 3 ] of Mark Luchtenburg   (2003-10-09).
1898. Roman Numerals above 500 in GameWinners.com Forums   (2003-10-08).
1899. Smallest unit of time, speed of light & time travel   (2003-10-07).
1900. Jorj's Site: Symbols, etc.   (2003-10-01).
1901. Bookmarks of Ross A. Finlayson   (before 2003-09-30).
1902. Links to The Physics Factbook,   (before 2003-09-30).
1903. Hästkraft ("horsepower", in Swedish) at susning.nu   (before 2003-09-30).
1904. Scientific Symbol Resources   (before 2003-09-30).
1905. Dispatch/links at Terra Incognita, from the NAGS Society   (2003-09-29).
1906. Useful Links for Teachers in "World Links Kanataka"   (before 2003-09-29).
1907. John Napier in Turkish   (2003-09-21).
1908. Large Roman Numerals by Neo in forum at Qbasicnews.com (2003-09-18).
1909. Circumference/Perimeter of an Ellipse  by  Ned Batchelder  (2003-09-17).
1910. Link   by Limbic~Region   (2003-08-29).
1911. SI units  [ 1 ]  by Bob Schechter   (2003-08-22).
1912. Circles & Spheres  by  David Eppstein   (before 2003-08-14).
1913. Numerical coincidences by Dan Smith   (2003-08-12).
1914. Functions as Continued Fractions (Japanese) by Sugimoto   (2003-08-10).
1915. Best so far simple ellipse perimeter equation  by D.W. Cantrell  (2003-08-07).
1916. Ancient approximations of the perimeter of an ellipse  (2003-08-07).
1917. St. Astier Natural Hydraulic Lime at TransMineral USA   (2003-07-30).
1918. Useful Links by Yves Caudano, from Belgium (before 2003-07-30).
1919. Potenzprobleme by Hilmar Klaus of Aachen, Germany (before 2003-07-25).
1920. Harley Hahn's Internet Yellow Pages   (2003-07-22).
1921. Making Cents of Density by David A. Young (before 2003-07-21).
1922. British Engineering System by IRstuff in Eng-Tips Forums (2003-07-21).
1923. The Monkey Problem (IQ Test thread) in The Catacombs (2003-07-18).
1924. "Nice Stuff" post by Andy at PMR446, Personal Mobile Radio (2003-07-18).
1925. Elliptical Circumference by faustian bargin (2003-07-11).
1926. Sotavasara.net: Discussion in Finnish about polyhedra (2003-07-02).
1927. Fractions for college-level Internet-based projects (2003-06-27).
1928. 12-Marble Problem and other logic puzzles (2003-06-27).
1929. Jiffy Time Scale by Fred B.  "Ask a Scientist"   (2003-06-25).
1930. Raith Cooperative Math Project [2] at Oak Park #97, IL  (bef. 2003-06-22).
1931. Mathematics Problems at Queen's College, Hong Kong (2003-06-22).
1932. Perimeter of an Ellipse,archived at physicsforums.com (2003-06-17).
1933. Math Puzzles:  1 | 2 | 3 | 4 | 5 ... (syndicated before 2003-06-15).
1934. Counterfeit Coin:  1 | 2 | 3 | 4 | 5 | 6 ... (syndicated before 2003-06-15).
1935. Knowledge Network (Mathematics) at Rhode Island PBS (bef. 2003-06-15).
1936. Three Prisoners Paradox in "Web Watch" by Brett Humphreys (2003-06-08).
1937. Platonic Solids at the NUS Open Source Software Lab (before 2003-06-07).
1938. Megalith Yard Unearthed (ellipse, etc.) by Hugh Franklin (2003-06-06).
1939. The "Missing" Dollar, in Internet Infidels Discussion Forums (2003-06-03).
1940. Sesqui Prefix, in "dictionary.com" forum (2003-05-29).
1941. Large Numbers at MROB (SI Prefixes) by Robert Munafo (2003-05-28).
1942. Numericana - Recreational Mathematics: Profile by RubyQ (2003-05-27).
1943. Applets-Math [Huh?] (2003-05-26).
1944. False proof about obtuse angle... plagiariazed (2003-05-25).
1945. Ellipses in Pottery, in Newton BBS at Argonne National Lab. (2003-05-22).
1946. Tage Buch: The Lanczos Approximation (2003-05-20).
1947. Eric M. Eisenstein, Prof. at Johnson GSM, Cornell University (2003-05-16).
1948. PhysicaFX forum: Angle of attack vs. angle of reentry (2003-05-16).
1949. Riddle me this... in Flash Kit Community Forums (2003-05-14).
1950. Froebenius in MO (Philip Morris) Yahoo Message Board (2003-05-13).
1951. Interesting Links, by Brian Garber at Midvalley Shooters  (2003-05-08).
1952. Research Links by Betsy McCall (2003-05-07).
1953. Bookmarks [ 1 ]  by Olivier Miakinen (before 2003-05-05).
1954. Richard P. Feynman on Physical Units.   Automated analysis (2003-05-04).
1955. How much is 1 lb. of quarters worth? in Google Answers (2003-04-29).
1956. October 2002 Archives, from FTF ("Face to Face") Anthology (2003-04-29).
1957. Planck.com "Center for Natural Units" (2003-04-27).
1958. Möbius Strip, in Math Words, by Pat Ballew (2003-04-21).
1959. Kuba's Domain ("Math Stuff"), by Jacob Krauze, Canada (2003-04-19).
1960. Faron Moller, Computer Science prof. in Uppsala, Sweden (2003-04-14).
1961. Kursar's WebQuest  [ 1 ]  adapted by  Karen Anglin  (2003-04-07).
1962. Horsepower: DIN vs. SAE,  in Forums at LS1.com. (2003-04-05).
1963. Resonant frequency,  in Forums at LinearX Systems, Inc. (2003-04-02).
1964. Recommendation by WiteoutKing (2003-03-29).
1965. All Units from Go Metric (2003-03-20).
1966. Lesson Plan Links from Lori's Teacher Site (2003-03-18).
1967. Science Mysteries at www.world-mysteries.com (2003-03-16).
1968. Matematik: Polyedre (Danish) by Niels Johnsen (2003-03-12).
1969. Carbon Nitride harder than diamond (Finland), by Hyperion (2003-03-12).
1970. Energetska elektronika (Hungarian) Tehnicki Fakultet, Novosti (2003-03-05)
1971. Logarithms Lurking in the Shadows, WebQuest by Matt Kursar  (2003-02-26).
1972. Scientific Thingamabobs by Markus W. Weissmann (2003-02-21).
1973. Links about Polyhedra in German (2003-02-20).
1974. Hydepark (Israel), about "Einstein" puzzle in Hebrew (2003-02-20).
1975. Continued Fractions, at "The Well-Trained Mind" (2003-02-17).
1976. Halmos quote, by Dennis E. Hamilton, on Orcmid's Blogger (2003-02-15).
1977. Einstein's riddle, in Michael Trick's Operations Research Page (2003-02-13).
1978. Einstein's riddle [same text as above on Russian board] (2003-02-13).
1979. TuTvus Foorum (Estonia), about "Einstein" puzzle (2003-02-07).
1980. ieXbeta Board, about "Einstein" riddle (2003-02-06).
1981. Twin primes and Wilson's theorem by Tapio Hurme (2003-02-01).
1982. Spreadsheet Optimization [ 2 | 3 ] by Julian Scott Yeomans (2003-01-31).
1983. Pi Links, in L'Univers de Pi (French) by Boris Gourévitch (2003-01-22).
1984. Links by Larry Hurst (2003-01-22).
1985. Links @ diag  from Austria (2003-01-21).

      2002:

1986. Fundamentals of Physics I (PHYS 207) by Shyamsundar Parhi (2002-12-28).
1987. Roman Numeral Year Dates in Distributed Proofreaders Forum (2002-12-24).
1988. Ask-the-Scientists resources and FAQ's, by Terry Kucera (2002-12-16).
1989. Einstein's Riddle by ProCop in SciForums [ archive ] (2002-12-15).
1990. Linkek (Hungarian) in Spidron (English) by Daniel Erdely (2002-12-10).
1991. Constant Width Shapes in Ars Technica's "Open Forum" (2002-12-09).
1992. How to Win [Misère Nim] in The Code Project "Lounge" (2002-12-04).
1993. Recommended Links and Wiswijzer (Dutch) from WisFaq (2002-11-29).
1994. St. Petersburg Paradox, in Physics Forums (2002-11-27).
1995. Vraagbaken (Dutch), in Wiskundelokaal van de Digitale School (2002-11-27).
1996. Hardest rock on Earth, in HowStuffWorks Homework Forums (2002-11-21).
1997. Links (physics and mathematics) by Gabriël Ybeles Smit (2002-11-20).
1998. Arc length of ellipse by DW Cantrell, from newsreader.com (2002-11-14).
1999. Bets about Dragon Empires, post(s) by Darkmoor_Dragon (2002-11-14).
2000. Using JavaScript to draw an ellipse  by  Skorba-ga   (2002-11-13).
2001. Blackboard Announcement by Greg Wilson, at Wytheville CC (2002-11-11).
2002. Astronomony Internet Master (AIM)  by  Paul D Shankland (2002-11-11).
2003. Science of Everyday Things by Beth Hellwig   (2002-11-06).
2004. Pythagoras from the Mathematical Institute at Leiden (2002-10-31).
2005. Who owns the fish? by Thomas Rutherford, U. of Colorado (2002-10-23).
2006. How to calculate the circumference of an ellipse  DW Cantrell (2002-10-22).
2007. The 7-11 Puzzle by "Mau Mura Kaomate", in AC2 Game (2002-10-20).
2008. "Not on this List" by Dennis Director, from the FTF Archives (2002-10-18).
2009. http://mapage.noos.fr/jacb/ or http://perso.cybercable.fr/jacb/ (2002-10-18).
2010. Rolling Ellipse  [ Maya Tutorials | blog ]  by Carsten Kolve (2002-10-11).
2011. Sint Petersburgparadox in www.werkstuknetwerk.nl (2002-09-29).
2012. Loogiline programmeerimine (in Estonian) by Tõnu Tamme (2002-09-29).
2013. Bookmarks by Anton Sherwood (2002-09-27).
2014. TRUE answer to the Barber question in the Java Forum (2002-09-26).
2015. Discovery in Great Pyramid Blueprint by Stephen Brabin (2002-09-24).
2016. Sine Function by MCoder in Win32ASM Community board (2002-09-22).
2017. Mathematische Linksammlung by Thomas Zehrt, Uni. Basel (2002-09-21).
2018. Links at Rule62.com (2002-09-19).
2019. WWW Links in Miguel Filgueiras Home Page (2002-09-19).
2020. A left-brained humor post by rhinoceros (2002-09-14).
2021. Insignifica.org Archives about perfect numbers (2002-09-12).
2022. Pythagoras from the FNWI at Universiteit van Amsterdam (2002-09-05).
2023. Links interesantes de Pablo Velasco, *twice* (2002-08-29).
2024. Geometric Shapes  by maiku in AnswerPool's Math Forum (2002-08-10).
2025. Diverse Mathematik - Links in Sorbas Home Page (2002-07-31).
2026. Ellipse Circumference / Perimeter in metor.com metasearch (2002-07-22).
2027. Green Eggs Report for the sci.math newsgroup (2002-07-19).
2028. 12 Marbles:  A Puzzle for You  by  Big_Daddy  (2002-07-13).
2029. Summenzerlegung einer natürlichen Zahl:  Partition function  (2002-07-12).
2030. Mathematics in Sheehan Library Media Center (2002-07-12).
2031. Variáveis Complexas in Peter Johnson's Quasi Home Page (2002-07-03).
2032. ASAP!:  A Stand Against Pop-under ads!  by Joe Jenett (2002-06-26).
2033. MSN Public Profile: titou56GerardPMichonPhD (2002-06-23).
2034. SIAM 2002 challenge #5 (G Function) by Marijke van Gans (2002-06-08).
2035. Bookmarks in Harry Fearnley's Home Page (2002-06-07).
2036. Ellipses  by  Winkie  on AOA forums   (2002-06-04).
2037. Re: szinusz sor.  István Marosi, FOTEXnet.hu from Hungary (2002-06-03).
2038. Interesting Links in Brian Chandler's Imaginatorium (2002-06-02).
2039. Henry and David W. Cantrell (twice): Perimeter of an ellipse (2002-06-02).
2040. Metric Prefixes in Pizzabagel [Trivia]  by  Peter P. Szabaga  (2002-05-20).
2041. News of the Howard by Howard A. Landman (2002-05-14).
2042. Imaginary Logarithms?  by Jon Perry   (2002-05-09).
2043. Links by Andres Tovar, University of Notre Dame (2002-04-23).
2044. Phys 109 & 124 by Orla B. Aaquist, Grant MacEwan College (2002-04-19).
2045. Mathematics Resources:  Interesting Reading  by  Mike Shepperd  (2002-04-16).
2046. Links to e by Sanja Spaic, University J.J. Strossmayer in Osijek (2002-04).
2047. Cool Feynman Sites: A Feynman page by Dr. Bill C. Riemers (2002-04-08).
2048. "Numericana.com": Math Forum Internet Mathematics Library (2002-04-07).
      Middle School | High School | College | Research | FAQs | Communicating Math
2049. Question & Answer Svcs  from the Math Forum @ Drexel (2002-04-07).
2050. Chemiekurs, Klasse 11 (bottom of 20, 21...) Biochemistry 11 (2002-04-05).
2051. Educational Pointers: WBSE  TV-36 (PBS) Rhode Island (2002-04-04).
2052. A Lot of Links by Peter Evans at hoary.org (2002-04-03).
2053. Education > Science : Indexed by SurfSafely.com (2002-04-03).
2054. Math Forum Internet News Vol. 7, Number 13 [Newsletter] (2002-03-29).
2055. Desert Vista Mathematics by Dr. Denise Meeks, Pima CC (2002-03-29).
2056. Recreational Math from the Math Help Desk of Geometry.Net (2002-03-22).
2057. Epoch 1900.0 & Galilean Day by Karl-Heinz & Uwe Homann (2002-03-22).
2058. Re: Re: Circumference of an Ellipse (& Russia)   DW Cantrell (2002-03-11).
2059. Re: Arc Length of an Ellipse (2002-03-11).
2060. Combinatorial Data for Small Polyhedra, by Gottfried.Barthel (2002-02-27).
2061. An Inch Equals 2.54 Centimeters by Peter Kaminski (2002-02-26).
2062. Area of a general ellipsoid: TML1, TML2, TML3, TML4 (2002-02-24).
2063. Página sobre Olimpíadas de Matemática and
      Some Analysis Links in Peter Johnson's Quasi Home Page (2002-02-22).
2064. Stonehenge Phase I  by Chronos, moderator of Grid POINT (2002-02-14).
2065. Links to Math Web Sites from Seminole Community College, FL (2002-02-13).
2066. Question on Polyhedra follow-up by Hugo Pfoertner of UIUC (2002-02-10).
2067. Polyhedra & Polytopes, 3D Geometry Junkyard by D. Eppstein (2002-02-09).
2068. ORT Israel - single message view (2002-02-05).
2069. Math Resources by John S. Tamaresis of UC Davis (2002-01-23).
2070. The Fifth Operation / La Quinta Operacion by Domingo Gómez Morín (2002-01-22).
2071. Math Links by Hugh G. Sasse of De Montfort University (2002-01-02).

      2001:

2072. Midterm Answer Key for Eco200Y by Stéphane Mechoulan (U. of Toronto).
2073. Formol = Formaldehyde   by   Dr.  Richard Bavry  (2001-12-14).
2074. Mathpuzzle.com (look for "Wilson's Corollary") by Ed Pegg Jr. (2001-12-11).
2075. December 2001 archived post on Joe Maller's Home Page (2001-12-09).
2076. The Saga of Mathematics (p. 26)  Lewinter & Widulski  (2001-12-09).
2077. EDSE 4251: Secondary Math Methods from the University of Wyoming College of Education (2001-11-29). Thanks for the "great" comment!
      Another link in the "letter equations" page: 12 M in a Y (2001-12-11).
2078. Math 151 - Section 21, University of Chicago (Moon Duchin, 2001-11-29).
2079. Math 4 and Math 5 in Joe's Home Page by Joe Kool.
2080. EIS Links  (Counting Polyhedra)  by Neil Sloane  (2001-10-25).
2081. "Re: Billions and Billions of Stars"   by  Jürgen Stuber   (2001-09-13).
2082. "Re: Another easter egg in gnome-something..."   by   Jürgen Stuber   (2001-09-12).
2083. Stearic acid / Steric acid: Question from Sven Petersson (2001-08-28).
2084. Re: Somme in "it.scienza.matematica"; Green Eggs Report (2001-08-19).
2085. Ask Dr. Math: Euler's Formula for a Torus (Dr. Peterson, 2001-06-08).
2086. Ask Dr. Math: Bar over a Whole Number? (Doctor Douglas, 2001-06-05).
2087. geometry.net : Baudhayana, Apastamba, Thales of Miletus,
      Nicolas Chuquet (1445-1488), Adriaan Vlacq (1600-1667),
      Pierre Rémond de Montmort (1678-1719), ...
2088. Topology Section of the Surfable Books Project.
2089. Favorite folder dump of Lori Lee & Josie Draus (2001-08-07).
2090. History of Mathematics by Crassandra Cooper (IIT's SMART program, 2001).
2091. Neohapsis | The Mail Archive | Security Focus :
      Re: fast alg for calculating factorial mod m (Sandy Harris, 2001-05-16).
2092. A Circle is an Ellipse (Adam Burry, 2001).

Not included are most Usenet messages or posted search links like:

• Heptanol from @Life (health-related search using Alta Vista).
• Centroid from AT&T search (limited to home.att.net domain).