#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 checking out our sponsors:
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Transcript: lexfridman.com

EPISODE LINKS:
Sara’s Book – Life as No One Knows It: amzn.to
Sara’s X: x.com
Sara’s Instagram: instagram.com

PODCAST INFO:
Podcast website: lexfridman.com
Apple Podcasts: apple.co
Spotify: spoti.fi
RSS: https://lexfridman.com/feed/podcast/
YouTube Full Episodes: youtube.com
YouTube Clips: youtube.com

SUPPORT & CONNECT:
– Check out the sponsors above, it’s the best way to support this podcast
– Support on Patreon: www.patreon.com
– Twitter: twitter.com
– Instagram: www.instagram.com
– LinkedIn: www.linkedin.com
– Facebook: www.facebook.com
– Medium: medium.com

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