Hackaday Links: November 24, 2024

We received belated word this week of the passage of Ward Christensen, who died unexpectedly back in October at the age of 78. If the name doesn’t ring a bell, that’s understandable, be…

A Brief History Of Perpetual Motion

Conservation of energy isn’t just a good idea: It is the law. In particular, it is the first law of thermodynamics. But, apparently, a lot of people don’t really get that because histor…

Simulating A Real Perpetual Motion Device

Perpetual motion and notions of ‘free energy’ devices are some of those pseudo-science topics that seem to perpetually hang around, no matter how many times it is explained how this wou…