ST. LOUIS – The sky is always changing colors—from a bright blue on a clear day, to red and orange sunrises or sunsets, or multiple colors of a rainbow—there’s a lot going on that we don’t always ...

This week's Climate Chronicles question comes from Sue: What creates those beautiful colors in our sunsets?

The color of the sky is determined by the angle of the sun in the sky (how much atmosphere the light needs to pass through) and how the light is scattered by air molecules in the atmosphere. Since ...

You might think that explaining why the sky is blue would be kind of simple. But even a brief explanation of it requires a lot of science. The colors of everything you see are produced in different ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. ST. LOUIS – The sky is always changing ...