A recent video created from images captured by Curiosity shows clouds tinted red and green flowing though the sky over Mars.

Patsy Cockerham is sharing these linear looking clouds captured on Thursday, Feb. 13 after a dreadful week of cold rain and ...

It was Friday afternoon and she and her friends were driving to visit her parents when they suddenly spotted a massive storm-cloud hovering over the sky in Sorocaba, a city in the Brazilian state ...

The UFO-shaped clouds may not beam anyone up into the sky - but they can cause very strong, gusty winds on the ground in a concentrated spot. Pilots tend to avoid fling near them because they can ...