Understanding color - Colm Kelleher
Feb 08, 2026•5 min
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Episode description
Watch the whole lesson on http://ed.ted.com/lessons/how-do-we-see-color-colm-kelleher
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.
Lesson by Colm Kelleher, animation by Vitreous.
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