Whether it's Saint Patrick's Day or National Find A Rainbow Day (April 3), everyone loves finding a rainbow - and maybe a pot of gold at the end. I can't tell you how to find a pot of gold, but I can ...

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 ...

Photo taken: June 29 at Rainy Lake in the North Cascades Photographer’s description: “After a night of astro photography at Washington Pass, I stopped by Rainy Lake before heading home. A rainbow was ...

CARTERVILLE, Ill. -- Viewers in Southern Illinois witnessed a beautiful rainbow forming in the Southern Illinois area. Here are some of the viewer submitted photos of the rainbow... Download the free ...