Watch The Inexplicable Universe: Unsolved Mysteries Season 1 Episode 6 Online

Neil deGrasse Tyson discusses the merging of the theory of the small (quantum mechanics) and the theory of the large (relativity). He then considers the possibility of the multiverse and what existed before the Big Bang. He examines the mystery of the matter/antimatter asymmetry in the universe and considers whether anything can travel faster than light. He considers wormholes and discusses the long term fate of the universe.