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 later ...

Most of us have little trouble working out how many milliliters are in 2.4 liters of water (it's 2,400). But the same can't ...

The longevity of Jobs’s ten-minute design session suggests the approach worked. The calculator survived nearly two decades of ...

In 1982, a 21-year-old Chris Espinosa faced a familiar challenge in software design: satisfying Steve Jobs’ exacting eye.