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#485 – David Kirtley: Nuclear Fusion, Plasma Physics, and the Future of Energy

Lex Fridman Podcast

Conversations about science, technology, history, philosophy and the nature of intelligence, consciousness, love, and power. Lex is an AI researcher at MIT and beyond.

David Kirtley is a nuclear fusion engineer and CEO of Helion Energy, a company working on building the world's first commercial fusion power plant by 2028.
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See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc.

Transcript:
https://lexfridman.com/david-kirtley-transcript

CONTACT LEX:
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EPISODE LINKS:
David's X: https://x.com/dekirtley
David's LinkedIn: https://bit.ly/4qX0KXp
Helion: https://www.helionenergy.com/
Helion's YouTube: https://youtube.com/HelionEnergy

SPONSORS:
To support this podcast, check out our sponsors & get discounts:
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Go to https://miro.com/
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OUTLINE:
(00:00) - Introduction
(03:00) - Sponsors, Comments, and Reflections
(11:35) - Nuclear fission vs fusion
(21:35) - Physics of E=mc^2
(26:50) - Is nuclear fusion safe?
(32:11) - Chernobyl
(38:38) - Geopolitics
(40:33) - Extreme scenarios
(47:28) - How nuclear fusion works
(1:20:20) - Extreme temperatures
(1:25:21) - Fusion control and simulation
(1:37:15) - Electricity from fusion
(2:11:20) - First fusion power plant in 2028
(2:18:13) - Energy needs of GPU clusters
(2:28:38) - Kardashev scale
(2:36:33) - Fermi Paradox

PODCAST LINKS:
- Podcast Website: https://lexfridman.com/podcast
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- Spotify: https://spoti.fi/2nEwCF8
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- Clips Channel: https://www.youtube.com/lexclips

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#485 – David Kirtley: Nuclear Fusion, Plasma Physics, and the Future of Energy

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