How Paul Dirac uncovered the anti-universe. Sponsored by Hostinger – visit https://ve42.co/hostinger and use the code VERITASIUM to get an extra discount on top of the sale prices.

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A huge thank you to Graham Farmelo and Cumrun Vafa for their invaluable expertise and contributions to this video.

A special thanks to Matteo Arfini for his help with this video.

Check out Graham Farmelo’s books here – https://grahamfarmelo.com/

Explore Cumrun Vafa’s research here – https://www.cumrunvafa.org/

Thank you also to Florida State University and Caltech for their fantastic archives.

You can find the digitized materials from the FSU’s Paul A. M. Dirac Collection here – https://ve42.co/FSUdirac – and more about the discovery of the positron here – https://ve42.co/CalispherePositron

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[0:00 Can Negative Energy Exist?
3:27 The Schrödinger Equation Is Wrong
8:33 The Strangest Man In Physics
11:01 Dirac and the Klein-Gordon equation
17:27 Heisenberg’s Uncertainty Principle
20:54 The Dirac Equation
24:21 The Saddest Chapter in Modern Physics
26:35 The Anti-Electron
29:57 Antiparticles Travel Backwards In Time
31:24 The Anti-World

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References can be found here – https://ve42.co/DiracRefs

Image and video references can be found here – https://ve42.co/DiracVisuals

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