If Earth had no atmosphere like the Moon there would be no scattering, and the sky would remain black, even in daylight ...

Light breaks over the horizon at sunrise ... updates from The Weather Channel and our meteorologists. T he sky isn't just blue by chance. I t takes all the colors of the rainbow for us ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...