#433 – Sara Walker: Physics of Life, Time, Complexity, and Aliens

Sara Walker is an astrobiologist and theoretical physicist. She is
the author of a new book titled "Life as No One Knows It: The
Physics of Life's Emergence". Please support this podcast by
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of fish oil Transcript:
https://lexfridman.com/sara-walker-3-transcript EPISODE LINKS:
Sara's Book - Life as No One Knows It: https://amzn.to/3wVmOe1
Sara's X: https://x.com/Sara_Imari Sara's Instagram:
https://instagram.com/alien_matter PODCAST INFO: Podcast website:
https://lexfridman.com/podcast Apple Podcasts:
https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS:
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sponsors above, it's the best way to support this podcast - Support
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https://medium.com/@lexfridman OUTLINE: Here's the timestamps for
the episode. On some podcast players you should be able to click
the timestamp to jump to that time. (00:00) - Introduction (10:40)
- Definition of life (31:18) - Time and space (42:00) -
Technosphere (46:25) - Theory of everything (55:06) - Origin of
life (1:16:44) - Assembly theory (1:32:58) - Aliens (1:44:48) -
Great Perceptual Filter (1:48:45) - Fashion (1:52:47) - Beauty
(1:59:08) - Language (2:05:50) - Computation (2:15:37) -
Consciousness (2:24:28) - Artificial life (2:48:21) - Free will
(2:55:05) - Why anything exists