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2:36:55EN
Lex Fridman· Nov 17, 2025Podcast · 2 speakersOne Second of Fuel: David Kirtley on Fusion Power by 2028Guest David Kirtley · Host Lex FridmanThe Helion Energy CEO walks Lex Fridman from 1958 theta pinches to a Microsoft contract that wants first electrons on the grid in 2028.
3:08:07ENLex Fridman· Jan 21, 2023Podcast · 2 speakersA Hundred Million Degrees, Less Energy Than Boiling WaterGuest Dennis Whyte · Host Lex FridmanMIT fusion director Dennis Whyte walks Lex Fridman from E=mc² and the strong force to why a star-hot plasma is, paradoxically, one of the safer ways to make electricity.
4:11:06ENLex Fridman· Nov 18, 2022PodcastThe climate problem is real. The 12-year asteroid story is not.Host Lex FridmanBjørn Lomborg and Andrew Revkin tell Lex Fridman why vulnerability, cheaper tons of carbon, and energy innovation matter more than apocalyptic deadlines.