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Facts about sunsets

Photos Logo Photos | Slide 1 of 11: Sunset at santa maria la antigua, vicalvaro, Madrid, Spain.

As the sun starts to dip, its light travels a longer distance. Atmospheric particles act like a prism and refract the light, giving sunsets their trademark red, orange and pink hues since blues and greens have shorter wavelengths and scatter too much to be visible.

© Iluís Vinagre/World Photography/Getty Images
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