Space/Science — HabitableZone

Space/Science » in reply to Perpetual motion?

Perpetual motion!

Quite a lot of good material here and at the links it contains.

In general: you don't get something for nothing. Or as science fiction fans like to say "There ain't no such thing as a free lunch." or TANSTAAFL.

Every now and then somebody comes up with what seems like an extra increment of work from a system. This can usually be explained by sloppiness in the design.

Sometimes there is out-and-out fraud - a hidden battery, footpedal, mouse (the furry kind)...

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