An interesting phenomenon unfolded Monday in the sky over Houston as nearly perfect rows of clouds were spotted. Video ...

MOLINE, Ill — Perhaps one of the strangest appearing things in the sky you'll ever witness, this unique cloud formation comes in different sizes and shapes. It is, however, usually caused by the same ...

Eagle-eyed Tampa Bay residents spotted an unusual – and very cool – cloud formation in the afternoon sky on Tuesday. As Max ...

VIRGINIA BEACH, Va. — An impressive shelf cloud formation was seen over much of Hampton Roads late on Saturday afternoon. That might have people wondering what exactly causes these visually stunning ...

Eagle-eyed Tampa Bay residents spotted an unusual - and very cool - cloud formation in the afternoon sky on Tuesday. Max ...