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NOVA: Season 39

39x05 The Fabric of the Cosmos - What is Space?

  • Aired2011-11-02T21:00:00-04:00
  • NetworkPBS
  • CountryUnited States
  • LanguageEnglish
  • Runtime55 minutes

Brian Greene reveals space as a dynamic fabric that can stretch, twist, warp, and ripple under the influence of gravity. Stranger still is the newly discovered dark energy, an ingredient of space that makes up 70 percent of the universe.but scientists have no idea what it is.