#433 – Sara Walker: Physics of Life, Time, Complexity, and Aliens
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About this episode
<p>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:<br />
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<p>Transcript: <a href="https://lexfridman.com/sara-walker-3-transcript">https://lexfridman.com/sara-walker-3-transcript</a></p>
<p><b>EPISODE LINKS:</b><br />
Sara’s Book – Life as No One Knows It: <a href="https://amzn.to/3wVmOe1">https://amzn.to/3wVmOe1</a><br />
Sara’s X: <a href="https://x.com/Sara_Imari">https://x.com/Sara_Imari</a><br />
Sara’s Instagram: <a href="https://instagram.com/alien_matter">https://instagram.com/alien_matter</a></p>
<p><b>PODCAST INFO:</b><br />
Podcast website: <a href="https://lexfridman.com/podcast">https://lexfridman.com/podcast</a><br />
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<p><b>SUPPORT & CONNECT:</b><br />
– Check out the sponsors above, it’s the best way to support this podcast<br />
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– Medium: <a href="https://medium.com/@lexfridman">https://medium.com/@lexfridman</a></p>
<p><b>OUTLINE:</b><br />
Here’s the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time.<br />
(00:00) – Introduction<br />
(10:40) – Definition of life<br />
(31:18) – Time and space<br />
(42:00) – Technosphere<br />
(46:25) – Theory of everything<br />
(55:06) – Origin of life<br />
(1:16:44) – Assembly theory<br />
(1:32:58) – Aliens<br />
(1:44:48) – Great Perceptual Filter<br />
(1:48:45) – Fashion<br />
(1:52:47) – Beauty<br />
(1:59:08) – Language<br />
(2:05:50) – Computation<br />
(2:15:37) – Consciousness<br />
(2:24:28) – Artificial life<br />
(2:48:21) – Free will<br />
(2:55:05) – Why anything exists</p>