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Lex Fridman Podcast

#428 – Sean Carroll: General Relativity, Quantum Mechanics, Black Holes & Aliens

3006.642 - 3023.26 Sean Carroll

One goes off near the speed of light and comes back. Now they're not. You can even work out that the one who goes out and comes back will be younger because they did not take the shortest distance path. But locally, as far as you and your wristwatch are concerned, time is not funny.

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