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NOVA · S37 E7

What Are Dreams?

2009-11-24 · 55 min

What are dreams and why do we have them? Are they a window into a hidden realm within us? Science is only just beginning to understand. NOVA joins the leading dream researchers and witnesses the extraordinary experiments they use to investigate the world of sleep. From human narcoleptics to sleepwalking cats, from recurrent nightmares to those who can’t dream, each sequence contains a vital clue to the question these scientists are pursuing: Why do we dream?

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Season 37 Episodes

  • E1Darwin's Darkest Hour
  • E2Hubble's Amazing Rescue
  • E3Lizard Kings
  • E4Becoming Human: First Steps
  • E5Becoming Human: Birth of Humanity
  • E6Becoming Human: Last Human Standing
  • E7What Are Dreams?
  • E8What Darwin Never Knew
  • E9Killer Subs in Pearl Harbor
  • E10Building Pharaoh's Ship
  • E11Riddles of the Sphinx
  • E12Ghosts of Machu Picchu
  • E13Extreme Cave Diving
  • E14The Pluto Files
  • E15Hunting the Edge of Space: The Mystery of the Milky Way
  • E16Hunting the Edge of Space: The Ever Expanding Universe
  • E17Mind Over Money
  • E18Mt. St. Helens Back From the Dead