the eccentric engineer [History]

I DON'T KNOW why I didn't think of it before. It could put an end to our dependence on fossil fuels and solve global warming. All we need to do is crack perpetual motion. There is a long and generally less than illustrious history of perpetual motion engineering which, despite many centuries of failed experiments in the face of the unforgiving laws of thermodynamics, shows no sign of abating.