Episode

1654: "Fusion Propulsion"

Podcast: Interesting Things with JC
Published: May 16, 2026
Duration seconds: 174
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Canonical source: https://jimconnors.net/interesting-things-with-jc/2026/5/16/1654-fusion-propulsion
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Summary

Interesting Things with JC #1654: "Fusion Propulsion" – A spacecraft engine tries to push plasma at hundreds of kilometers per second while no normal material can touch the fuel. Fusion promises travel times chemical rockets cannot match, but the reaction has to be held hotter than the Sun’s core.