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

Lex Fridman Podcast

Published
November 17, 2025
Summary source
description
Last updated
Apr 17, 2026

Discusses science, society, culture, philosophy, technology.

Summary

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. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep485-sc See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. Transcript: ht…

Show notes

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. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep485-sc See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. Transcript: https://lexfridman.com/david-kirtley-transcript CONTACT LEX: Feedback – give feedback to Lex: https://lexfridman.com/survey AMA – submit question

Themes

  • science
  • society
  • culture
  • philosophy
  • technology