Hubble Tension, Explained | Adam Riess

Particles of Thought - A podcast by GBH

Podcast artwork

The universe isn’t adding up—and it’s creating a crisis in cosmology. Nobel Prize winner Adam Riess explains why measurements of the universe’s expansion rate from its earliest light and from nearby galaxies don’t match, and how this growing gap threatens the foundations of our standard model of the cosmos. Learn more about NOVA and subscribe to our YouTube channel.