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What light can teach us about the universe - Pete Edwards

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TEDEd Animation

Let’s Begin…

Humanity has long been looking at the universe and asking the big questions: How did it begin? How will it end? Cosmologists are searching hard for the answers, but where do they even start? The answer is light. Pete Edwards outlines the six unique messages that light carries which, when put together, disclose a stunning amount of information to astronomers.

An important prediction of the Big Bang Theory is that our universe began as two gases. What other predictions does the Big Bang Theory make and how have we tested them?

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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 Pete Edwards
  • Animator Bevan Lynch
  • Script Editor Alex Gendler
  • Narrator Michelle Snow

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