String theory, the fabric of spacetime, the multiverse, quantum mechanics, and much more – explore the cosmological mysteries of the universe with Neil deGrasse Tyson, comic co-host Chuck Nice, and theoretical physicist Sean Carroll.NOTE: StarTalk All-Access subscribers can watch or listen to this entire episode commercial-free: https://www.startalkradio.net/all-access/cosmic-queries-mysterious-cosmology-with-sean-carroll/