What's that in the sky? In this week's Science Snippet, Meteorologist Stefanie Lauber explains the science behind these cool ...

Tuesday evening, if you happened to be looking up, you may have seen some rainbow-esqe clouds high in the sky.

MANNINGTON, W.Va. (WBOY) — A Marion County resident saw a rainbow cloud over the weekend, even though it wasn’t raining.

The multi-colored clouds are known as polar stratospheric clouds (PSCs) and look similar to auroras blazing in the sky. However, these rainbow clouds aren't auroras as you might think.

Known as mother-of-pearl clouds due to their iridescent rainbow sheen, polar stratospheric clouds are a rare atmospheric phenomenon that form under extremely cold temperatures—below minus 108 ...

Social media users were blown away by the scene in the viral clip, with one saying: "the odds of catching this must be ...

FOX 13 News viewers sent in a bunch of photos of what appeared to be "rainbow clouds" featuring lush colors against a bright blue sky. Most of the photos were taken in the Tremonton area in ...

Marquand Resident Lori Ann Cannon took a photo of a gorgeous celestial object she saw, and received feedback on how it moved ...

In and around the Arctic Circle, stunning multicolor clouds have been shining in the sky for days on end. It is very unusual to see so many of these vibrant clouds over such a long period.

Why rainbow clouds form These clouds form because of something we call cloud iridescence. Typically, this process is associated with altocumulus, cirrocumulus, ventricular and cirrus clouds.

And while the clouds were visible in the sky all day, one photographer in the area says that the bright colors “really exploded just before sunset”. We saw similar photos of rainbow-like ...

Iridescent clouds happen because of diffraction – a phenomenon that occurs when small water droplets or small ice crystals scatter the sun's light," NOAA said.