Lex Fridman Podcast
#403 – Lisa Randall: Dark Matter, Theoretical Physics, and Extinction Events
Lisa Randall
has radiative forces, which makes it hard to collapse on small scales. So actually it's dark matter that sort of drives galaxy formation. And then ordinary matter kind of comes along with it. And there's also just more of it. And because there's more of it, it can start collapsing sooner.
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