Get your SPECIAL OFFER for MagellanTV here: https://try.magellantv.com/sabinehossenfelder. It's an exclusive offer for our viewers! Start your free trial today. MagellanTV is a new kind of streaming service run by filmmakers with 3,000+ documentaries! Check out our personal recommendation and MagellanTV’s exclusive playlists: https://www.magellantv.com/genres/science-tech This video's topic is close to my own research, cosmology. The current standard model of cosmology rests on the "cosmological principle" - the idea that the universe looks, on the average, the same everywhere. Alas, it doesn't look good for the cosmological principle. Just what does the evidence say and, if it holds up, what does this mean? At the end of this video, you'll know. You can support us on Patreon: https://www.patreon.com/Sabine 0:00 Intro 0:43 Sponsor Message 1:41 The Cosmological Principle 5:58 Trouble for the Cosmological Principle 10:20 What does it mean? #physics #cosmology #astrophysics