When validation is purchased rather than earned, we lose something vital. And when that validation comes from a system we don ...

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

Matt Fraser describes a spirit sending real-time validation before a reading even begins. The instant sign confirms the ...

A python was caught on camera slithering underneath a car in a drive-thru lane, sticking its head into the engine, and ...