COLUMBUS, Ohio (WCMH) — Central Ohio had a brief and unusually vivid display of cloud iridescence in the early afternoon Thursday, referred to as “rainbow clouds,” within a field of cirrus. The colors ...

A stunning natural spectacle recently graced the skies above Hong Kong, captivating onlookers with its surreal beauty. Rainbow-colored clouds in the shape of a “stairway to heaven” were spotted over ...

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 ...

Rare “twinned” rainbows appeared over Pensacola, Florida, with up to five arcs visible. Scientists explain how unique droplet sizes created the stunning display.

As a kid, I remember spotting a rainbow, and getting so excited. Because we all know a rainbow leads to a pot of gold, right? Then in science class, I was crushed to find out a rainbow can’t lead you ...