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Why Are We Here?

Everything you thought you knew about the universe is wrong. It’s made of atoms, right? Wrong. Atoms only account for a measly 15% of everything that exists. The mass of the universe consists of something so mysterious and elusive that it has been dubbed ‘dark matter’.

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  • Originally Aired January 1, 2004
  • Runtime 50 minutes
  • Content Rating United States of America TV-G
  • Network Channel 4
  • Created July 12, 2011 by
    Administrator admin
  • Modified July 12, 2011 by
    Administrator admin