UC San Diego astrophysicist, podcaster and YouTuber Brian Keating (@DrBrianKeating) joins Matt, Jesse and Andy to talk about the inflation model versus the cyclic model of the universe, multiverses, how an astrophysicist conducts an experiment, working on BICEP at the South Pole, Brian's books Losing the Nobel Prize and Into the Impossible and joining Brian's mailing list for your chance to win an actual meteorite from SPACE.