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24:58
UFO sightings explained | Robin Hanson and Lex Fridman
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What If Humanity Is Among The First Spacefaring Civilizations?
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David Chalmers: The Hard Problem of Consciousness | Lex Fridman Podcast #69
52:46
The Grabby Aliens Problem with Robin Hanson
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Why does the universe exist? | Stephen Wolfram and Lex Fridman
28:40
How to communicate with alien civilizations | David Kipping and Lex Fridman
19:01
How many alien civilizations are out there? | Yuval Noah Harari and Lex Fridman
1:29:02