Welcome to my channel Mr Sagoo where you will learn how to make an idea with your own hands. Is it really possible to build a perpetual motion **machine** using only 4 springs? This **spinning machine ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

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 history is replete ...