Perpetual motion machines are impossible, right? They violate the laws of thermodynamics. And yet people have been trying to engineer one for centuries. YouTuber gzumwalt posted a video of what looks ...

Perpetual motion machines. A century and more ago, they were a hot ticket. Ebenezer Punderson Avery, a Connecticut man who lived in Great Barrington in the 1780s before relocating to New York, ...

This experiment puts a supposed perpetual motion device to the test. We break down how it works, what physics says should happen, and whether the motion can actually last without an external energy ...

Perpetual motion devices are either a gag, a scam, or as in the case of this particular toy that [Big Clive] bought on AliExpress, a rather fascinating demonstration of a contact-free inductive sensor ...