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 ...

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 ...