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#137 – Alex Filippenko: Supernovae, Dark Energy, Aliens & the Expanding Universe
Lex Fridman Podcast
How to Detect a Supernova
We talked about the Nobel Prize at Accelerating Universe, but your work and ideas around supernova were important in detecting this accelerating universe. Can we go to the very basics of what is this beautiful, mysterious object of a supernova? Right. Most stars die a relatively quiet death, our own sunwell, despite the fact that it'll become a red giant and incinerate earth. But there's a small minority of stars that end their lives in a Titanic explosion. And that's not only exciting to watch from afar, but it's critical to our existence because it is in these explosions that the heavy elements synthesize through nuclear reactions during the normal course of the star's evolution. During the
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