Despite decades of feverish and fraudulent research, the perpetual motion machine remains elusive. By perpetual motion, gadgeteers really mean perpetual work. An object in motion, as Galileo and ...
Chris Ramsay on MSN
Is this a real perpetual motion device?
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 ...
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