Are these machines possible without violating the laws of physics? No. A wheel that spins forever; a bird that never quenches its thirst; a clock that never stops ticking, an endless source of ...

The idea of a perpetual motion machine captivates many scientists, envisioning a device that functions indefinitely without an external energy source. This concept evokes images of self-sustaining ...

More than that, it would be free energy. Unfortunately, thanks to the fundamental physics of our universe, perpetual motion machines are impossible.

Rube Goldberg machines teach lessons in physics By Ann Butler Staff reporter Tuesday, Dec 15, 2015 9:16 AM Updated Friday, Dec. 18, 2015 4:19 AM ...