A radical theory predicting the existence of “time crystals” — perpetual motion objects that break the symmetry of time — is being put to the test. In February 2012, the Nobel Prize-winning physicist ...
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 ...
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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 ...
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