Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Physics can feel inscrutable to students; this lesson helps them understand a graphing problem by analyzing their own ...

In an interview with CNET News, Gates talks about why he spent his own money to make a series of classic physics lectures available free on the Web. He also touches on Project Natal, Google's Chrome ...