Is Gravity RANDOM Not Quantized?

Is Gravity RANDOM Not Quantized?

From PBS Space Time by PBS

June 5, 2026 · 25 min

About this episode

The episode explores the postquantum gravity hypothesis and questions the nature of gravity.

Check out the Space Time Merch Store https://www.pbsspacetime.com/shop Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime The holy grail of theoretical physics is to find the long-sought theory of quantum gravity. But what if this theory is as mythical as the grail of legend? What if gravity isn’t weirdly quantum at all, but rather … just a bit messy? Or random? So says the postquantum gravity hypothesis of Jonathan Oppenheim. PBS Member Stations rely on viewers like you. To support your local station, go to:http://to.pbs.org/DonateSPACE Sign up for the mailing list to get episode notifications and hear special announcements! https://mailchi.mp/1a6eb8f2717d/spacetime Search the Entire Space Time Library Here: https://search.pbsspacetime.com/ Hosted by Matt O'Dowd Written by Christopher Pollack, Lorenzo Braccini, & Matt O'Dowd Post Production by Leonardo Scholzer, Yago Ballarini & Stephanie Faria Directed by Andrew Kornhaber Associate Producer: Bahar Gholipour Executive Producers: Eric Brown & Andrew Kornhaber Executive in Charge for PBS: Maribel Lopez Director of Programming for PBS: Gabrielle Ewing Assistant Director of Programming…

People in this episode

Host: Matt O'Dowd

Topics covered

  • quantum gravity
  • theoretical physics
  • gravity
  • postquantum gravity
  • science
  • astronomy

Keywords

  • gravity
  • quantum gravity
  • theoretical physics
  • randomness
  • Oppenheim
  • PBS Space Time

Mentioned in this episode

Organizations: PBS, Kornhaber Brown, PBS Digital Studios

Books & works: Is Gravity RANDOM Not Quantized?

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