Perhaps the most persistent nonsense in physics: the perpetual motion machine. Bad ideas come and go in physics. But there’s one bit of nonsense that is perhaps more persistent than all others: the ...

While this is authentic footage of a genuine product, the "perpetual" marble machine does not operate infinitely without an additional energy source. Rather, it uses batteries and a magnet to create ...

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 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 ...

This is the first time I post in this part of the forum, also english is not my primary language, so please bear with me. A Friend of mine (who has a history of falling for all kinds of scams) has ...

At the turn of the 20th century, the quest for a perpetual motion machine took hold of public imagination. A number of Hoosiers were among those captivated by the idea of creating a perpetual motion ...