What were you doing when you were 15 years old? Maybe getting your driver’s permit? Or finding the guts to ask out that crush of yours? Or thinking about a way to build a giant ping pong-ball machine ...

[Andrew] and his brother had some time (and a lot of ping pong balls) on their hands, so they decided to have some fun and built a remote-controlled ping pong ball turret. Arduino aside, the turret is ...

The warning at the end of this clip, by Purdue University professor Mark French, is "Do not try this at home." Yeah, right. French and his ME students are demonstrating a de Laval nozzle using a Ping ...

Bouncing a ping-pong ball on a paddle isn’t terribly challenging for someone with even a modicum of hand-eye coordination, but what if you were blindfolded and had to only rely on your ears? That ...