Lex Fridman Podcast
#428 – Sean Carroll: General Relativity, Quantum Mechanics, Black Holes & Aliens
Sean Carroll
So here is what we know about dark matter and dark energy. They become important in regimes where gravity is very, very, very weak, right? That's kind of the opposite from what you would expect if you actually were modifying gravity. Like there's a rule of thumb in quantum field theory, et cetera, that new effects show up when the effects are strong, right?
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