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Close your eyes and think about the shape of a raindrop. You probably think of the teardrop shape don't you? Well sadly, everything we learned growing up about the shape of a raindrop is false. It ...

MACON, Ga. — A rainbow forms when sunlight enters a raindrop. When this happens, sunlight bounces around the raindrop and changes speed and direction. That's called refraction. These changes also ...