Podcast

First Principles Daily

A daily narrative podcast that reasons about the world from first principles — the 'magic wand number' and the 'Idiot Index'. Episodes alternate between a concrete example of first-principles…

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Latest episodes

  1. Ep 138: Asphalt shingles that sell for roughly thirty dollars a bundle contain only a couple…22 Oct 2026
  2. Ep 137: The 1977 Apple II sold for twelve hundred ninety eight dollars when its processor and…21 Oct 2026
  3. Ep 136: Vinyl plank flooring reaches eight dollars per square foot against roughly two dollars in…20 Oct 2026
  4. Ep 136: Vinyl plank flooring reaches eight dollars per square foot against roughly two dollars in…20 Oct 2026
  5. Ep 135: Countertops installed at sixty dollars per square foot often contain only about ten…19 Oct 2026
  6. Ep 134: Three hundred fifty two dollars bought an RCA television set in nineteen forty-six.18 Oct 2026
  7. Ep 133: Atwater Kent built nearly one million radios in 1929 using stamped chassis and assembly…17 Oct 2026
  8. Ep 132: Kitchen cabinets that sell for several thousand dollars contain only a few hundred in…16 Oct 2026
  9. Ep 131: Twenty dollars bought only three minutes from New York to San Francisco before loading…15 Oct 2026
  10. Ep 130: Raw materials inside a typical passenger tire cost perhaps fifteen dollars while the…14 Oct 2026