> ## Content Index
> Fetch the complete content index at: https://www.cascadepbs.org/llms.txt
> Use this file to discover other available public pages before exploring further.

# What If Our Understanding of Gravity Is Wrong?
- URL: https://www.cascadepbs.org/show/pbs-space-time/episode/what-if-our-understanding-of-gravity-is-wrong-du1003/
- Published: 2024-04-02T23:12:18.000Z
- Updated: 2025-08-21T13:46:27.000Z
- Description: We learn more about Modified Newtonian Dynamics aka MOND.
- Author: Cascade PBS Staff
- Tags: PBS Space Time, Season 7, Episode 35, #ZZZ_Episode_da89dce0-fdca-467f-9638-d5b92e5727bc, #episode, #ZZZ_Show_ae70f836-13b6-4c9d-b61f-99f7b8bc29eb, #v1.16

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.