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What is color? - Colm Kelleher

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40,590 Questions Answered

TEDEd Animation

Let’s Begin…

Have you ever wondered what color is? In this first installment of a series on light, Colm Kelleher describes the physics behind colors-- why the colors we see are related to the period of motion and the frequency of waves.

Why does a yellow pencil look yellow?

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

  • Director Alex Rupert, Bernard Tan
  • Educator Colm Kelleher
  • Narrator Colm Kelleher

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