The Ezra Klein Show

A mind-bending conversation about quantum mechanics and parallel worlds

While you read these words, the universe is splitting into countless copies. New realities, all with a version of you, exactly like you are now, but journeying off into their own branch of the multiverse. Maybe. Sean Carroll is a theoretical physicist at CalTech, the host of the Mindscape podcast, and author of, among other books, Something Deeply Hidden…