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What makes a sunset colorful? Why does the sky change colors?
On a sunny day, the sky is blue, the clouds white, and the Sun a normal, if a bit boring, yellowish-white. But at sunset, white clouds and blue sky turn pink and orange and purple, and the Sun glows orange red.
Why is the sky blue? The sunlight that lights up the daytime sky is white. So why isn’t the sky a brilliant white?