Lex Fridman Podcast
#403 – Lisa Randall: Dark Matter, Theoretical Physics, and Extinction Events
Lisa Randall
That would be top-down. Bottom-up is more like the questions we just asked. Why are masses what they are? We measure things. We want to put them together. And usually a good approach is to combine the two. If you ask a very specific question, but combine it with the methods of... knowing that there could be a fundamental theory underlying it. Sometimes you make progress.
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