Rainbows happen when sunlight passes through raindrops in the sky. When this happens, light becomes separated into a rainbow of colors—red, orange, yellow, green, blue, indigo (blue-violet), and ...

The question, "Why is the sky blue?" is one of the most timeless wonders ... These are the colors you see in a rainbow. Raindrops function as tiny prisms when illuminated by sunlight, bending ...