From eerie green storm clouds to blood-red sunsets, the sky over America has changed into some shocking colors throughout ...

Ever noticed how the sky turns a strange greenish hue before a tornado? This eerie phenomenon has baffled people for years, but science finally explains why it happens! The color shift is caused by ...

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 ...

A colossal storm cloud swept through Sorocaba, São Paulo, on Wednesday, leaving locals stunned by its dramatic and foreboding appearance. Identified as a supercell with a mesocyclone, the cloud ...

"There are two things which are extraordinary today," he said. "Think of them as storm clouds. We don't know if they're going to hit, when they're going to hit, what they're going to do." ...