Questions tagged [perpetual-motion]

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3 votes
1 answer
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Will the Solar Wind Energy's Downdraft Tower plan produce more energy than it uses?

Gizmag (largely directly reproducing the claims of Solar Wind Energy Inc) explains that the proposed new $US1.5m+ power station project works by: using a series of pumps to carry water to the top ...
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12 votes
1 answer
4k views

Has Reidar Finsrud created a perpetual motion machine?

I found some websites claiming a Norwegian artist (Reidar Finsrud) created a true perpetual motion machine. Perpetual motion is a concept that would violate both the first and second thermodynamics' ...
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25 votes
7 answers
8k views

Are there technologies that provide unlimited free energy?

Many different sources claim to be able to produce "unlimited free energy". For example: UNLIMITED FREE ENERGY IDENTIFIED Company claims to have developed new technology that provides unlimited free ...
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