Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I ...

For years, a French mathematician searched for a proof that a gigantic number is prime. His method is still used 150 years ...

Mathematician Grigori Perelman solved the Poincaré conjecture, and then rejected the $1 million prize that came with it.

Elaborate Safety Measures Have Been Developed By the Health Physics Departments of Atomic Energy Plants to Protect Both the Workers and the General Public from Dangerous Radiations. These Protective ...