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Why can't we see evidence of alien life? - Chris Anderson

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TEDEd Animation

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Stand by for an animated exploration of the famous Fermi Paradox. Given the vast number of planets in the universe, many much older than Earth, why haven't we yet seen obvious signs of alien life? The potential answers to this question are numerous and intriguing, alarming and hopeful.

According to Anderson, if we extrapolate the Kepler data, how many life-supporting planets could there be in our galaxy?

About TED-Ed Animations

TED-Ed Animations feature the words and ideas of educators brought to life by professional animators. Are you an educator or animator interested in creating a TED-Ed Animation? Nominate yourself here »

Meet The Creators

  • Animator Andrew Park
  • Educator Chris Anderson
  • Narrator Chris Anderson

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