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 ...
A wheel weighted with swinging mallets. A cylinder rotating in a sealed, water-filled container. A siphon that transfers liquid back and forth in a seemingly endless loop. These may sound like the ...
Perpetual motion machines. A century and more ago, they were a hot ticket. Ebenezer Punderson Avery, a Connecticut man who lived in Great Barrington in the 1780s before relocating to New York, ...
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