Gravitational Wave Background Discovered?

PBS Member Stations rely on viewers like you. To support your local station, go to: ↓ More info below ↓ Check Out Overview on PBS Terra: Sign Up on Patreon to get access to the Space Time Discord! It was pretty impressive when LIGO detected gravitational waves from colliding black holes. Well we’ve just taken that to the next level with a galaxy-spanning gravitational wave detector that may have detected a foundational element of space itself - the gravitational wave background. Walk the Arecibo Catwalk With Matt: Learn More About Gravitational Waves #space​​ #gravitationalwaves #discovery Check out the Space Time Merch Store Sign up for the mailing list to get episode notifications and hear