Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I ...
Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.
String theory unifies all the forces of nature. Forces that seem very different, such as gravity and electricity, are deeply ...
Simple Machines Made Simple,’ which raised more than seven times its target on Kickstarter, wants to demystify mechanical engineering for kids. How do you explain the laws of physics to a toddler?