Why the Sky is Blue
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As sunlight passes through the atmosphere, particles in the air scatter blue light more efficiently than any other color in the light spectrum, creating a blue sky. Learn more about the sky and light... (more info)

As sunlight passes through the atmosphere, particles in the air scatter blue light more efficiently than any other color in the light spectrum, creating a blue sky. Learn more about the sky and light in this Brainstuff podcast.

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