Episode

1672: "Magnetism is a Relativistic Force"

Podcast: Interesting Things with JC
Published: Jun 3, 2026
Duration seconds: 234
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Canonical source: https://jimconnors.net/interesting-things-with-jc/2026/6/3/1672-magnetism-is-a-relativistic-force
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Summary

Interesting Things with JC #1672: "Magnetism is a Relativistic Force" – A current-carrying wire stays electrically neutral on a table while a moving charge beside it feels a magnetic force, but in the charge’s own frame the spacing of charges changes and the same force appears electric.