How To Debunk Perpetual Motion Machines
Remember that little drinking bird toy that fascinated us when we were young because it... ...or an obvious power source?Many of us think these perpetual motion machines run on magic when we're young, but then we become... ...e Link)...
https://www.neatorama.com/2016/12/12/How-To-Debunk-Perpetual-Motion-Machines/
