Stephen Hawking has recanted his prior belief that black holes have no hair. That is, all the information that is preserved when something crosses the event horizon is mass, spin, and charge. Now he says that it is perhaps possible to know a little more history than that when the black hole evaporates. He lost […]
Castling
Every now and then you enjoy something that you know that very few people in this world would enjoy as much as you do. Sometimes it’s bad, such as making customers or superiors suffer. Sometimes, though, it’s because you’re just a weirdo. I’ve just started listening to the physics lectures given by Richard Feynman at […]