The Fabric of the Cosmos: Universe or Multiverse? (4)

Nov 23, 2011 on PBS at 9:00 PM


Our universe may be just one of an infinite number of worlds that make up the multiverse. In this show, Brian Greene explains why scientists believe this is true and shows what some of these alternate realities might be like.

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Season 38 Episode 17

Nov 16, 2011

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Season 39 Episode 1

Jan 04, 2012

Guest stars

Brian Greene