# What If Our Understanding of Gravity Is Wrong?

Page: https://stenobird.com/podcast/pbs-space-time-7778773/what-if-our-understanding-of-gravity-is-wrong
Text version: https://stenobird.com/podcast/pbs-space-time-7778773/what-if-our-understanding-of-gravity-is-wrong.md
Podcast: [PBS Space Time](https://stenobird.com/podcast/pbs-space-time-7778773)
Published: 2026-07-14T07:30:00+00:00
Episode link: https://traffic.megaphone.fm/VG3678573732.mp3
Audio file: https://traffic.megaphone.fm/VG3678573732.mp3
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JSON: https://stenobird.com/v1/public/podcasts/pbs-space-time-7778773/episodes/what-if-our-understanding-of-gravity-is-wrong
Duration seconds: 1512

## Resource

Thank you to CuriosityStream for supporting PBS. For more information go to https://curiositystream.thld.co/PBSSPACETIME Check Out @PBSVitals here: https://youtu.be/FOL0Hs8UcNs What if there is no such thing as dark matter? What if our understanding of gravity is just wrong? New work is taking another shot at that Einstein guy. Let’s see if we’ve finally scored a hit with Modified Newtonian Dynamics aka MOND. Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime Check out the Space Time Merch Store https://www.pbsspacetime.com/shop Sign up for the mailing list to get episode notifications and hear special announcements! https://mailchi.mp/1a6eb8f2717d/spacetime Hosted by Matt O'Dowd Written by Matt O'Dowd Post Production by Leonardo Scholzer, Yago Ballarini, Pedro Osinski, Adriano Leal & Stephanie Faria GFX Visualizations: Ajay Manuel Directed by Andrew Kornhaber Assistant Producer: Setare Gholipour Executive Producers: Eric Brown & Andrew Kornhaber End Credits Music by J.R.S. Schattenberg: https://www.youtube.com/user/MultiDroideka Special Thanks to Our Patreon Supporters Big Bang Supporters Ben Dimock Daniel Alexiuc Pravin Mansukhani Peter Barrett Nils Anderson David Neumann Ari Paul Charlie Mrs. Tiffany Poindexter Leo Koguan Sandy Wu Matthew Miller Ahmad Jodeh Alexander Tamas Morgan Hough Juan Benet Vinnie Falco Fabrice Eap Mark Rosenthal David Nicklas Henry Van Styn Quasar Supporters Nenado763 Alex Kern Michael Schneider Ethan Cohen Stephen Wilcox Yogi Christina Oegren Mark Heising Hank S Hypernova Supporters Justin Smith drollere Joe Moreira Marc Armstrong Scott Gorlick Nick Berard Paul Stehr-Green Adam Walters Russell Pope Ben Delo Nicholas Newlin Scott Gray Антон Кочков John R. Slavik Mathew Donal Botkin Edmund Fokschan…

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## Transcript

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