Mathematics Databases
| European Mathematical Society's Math Database | Zentralblatt |
| American Mathematical Society's Math Database | MathSciNet |
Mathematics
Scientific societies
The American Mathematical Society
The European Physical Society
The American Physical Society
Encyclopedias
Scholarpedia
Mathworld
World of Physics
World of Chemistry
World of Astronomy
The On-Line Encyclopedia of Integer Sequences
Comment ça marche (l'informatique) ? [in french]
Comics
Anti irrational bullshit
Rationalist International
Association française pour l'information scientifique (in french)
Union Rationaliste (in french)
Le Cercle Zététique (in french)
A large list of skeptical sites (not only in french)
History, pictures, etc...
Pictures of physicists
History of Mathematics
World of scientific biography