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The evolution of the human eye - Joshua Harvey

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TEDEd Animation

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The human eye is an amazing mechanism, able to detect anywhere from a few photons to a few quadrillion, or switch focus from the screen in front of you to the distant horizon in a third of a second. How did these complex structures evolve? Joshua Harvey details the 500 million year story of the human eye.

Which organism demonstrates the use of simple light spots?

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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

  • Educator Joshua Harvey
  • Director Outis
  • Sound Designer Ivan Mirković Bamby
  • Composer Bojana Vunturišević
  • Script Editor Alex Gendler
  • Narrator Addison Anderson

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