S2 Ep7: Recreating the Sun on Earth? with Scientist Dr. Kim Budil

S2 Ep7: Recreating the Sun on Earth? with Scientist Dr. Kim Budil

From Not Impossible by Not Impossible Labs

December 3, 2025 · 26 min · Season 2 · Episode 7

About this episode

Dr. Kimberly Budil discusses the breakthrough of achieving a net positive nuclear fusion reaction and its implications for clean energy.

In this episode of the Not Impossible Podcast, host and Not Impossible Labs founder Mick Ebeling sits down with Dr. Kimberly Budil, Director of the Lawrence Livermore National Laboratory, who oversaw the first-ever net positive nuclear fusion reaction, a milestone comparable to the Wright brothers’ first flight. Fusion has long lived in the realm of “someday science.” But as Dr. Budil explains, that someday is suddenly feeling a lot closer. Together, Mick and Dr. Budil unpack how 192 synchronized lasers, a gold cylinder, a diamond fuel capsule, and a tiny peppercorn-sized ball of hydrogen created one of the most important scientific achievements of our generation. This conversation dives deep into the physics, the story, and the future of fusion energy — and explores what it will take to turn this breakthrough into a real path toward limitless, clean, sustainable power. Topics Covered How the National Ignition Facility achieved the first net-positive fusion reaction Why fusion is “easy”… but sustained fusion is one of science’s hardest challenges The difference between laser fusion and magnetic fusion What it means to build an “X-ray oven” with gold, diamonds, and 192 laser beams…

People in this episode

Host: Mick Ebeling

Guest: Dr Kimberly Budil

Topics covered

  • net positive nuclear fusion reaction
  • fusion energy
  • National Ignition Facility
  • laser fusion
  • magnetic fusion
  • public-private partnerships

Keywords

  • clean energy
  • sustainable power
  • scientific achievements
  • fusion technology

Mentioned in this episode

Books & works: Recreating the Sun on Earth

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