Deep below the surface of the ocean, bacteria and critters that feed off nutrients spouting from hydrothermal vents met with ...

A rare roll cloud was seen passing over several beaches in Portugal on Sunday, June 29. The phenomenon features a cloud that ...

A “roll cloud” spotted off the coast of Portugal looked like something out of a movie. Here’s the science behind it.

The dark, tsunami-like cloud formation billowed across parts of Portugal’s northern and central coasts, as the country set a ...

Rare roll cloud phenomenon advances over the ocean like a giant wave, captivating onlookers and spreading rapidly online.

A rare roll cloud surprised beachgoers in Portugal amidst a severe heatwave, appearing along the coast on Monday. This ...

A rare roll cloud stunned beachgoers in Portugal as it swept across the sky during a heatwave. Watch the breathtaking moment.

A record-breaking roll cloud, described as a massive ocean wave, rolled over the Atlantic during a heatwave in Portugal and ...

People relaxing on Furadouro beach, south of the city of Porto, saw a huge cloud rolling in from over the ocean.

A striking 2015 satellite image has captured a rare meteorological phenomenon known as von Kármán vortices swirling off ...

A disturbance is expected to stall late this week over Florida and currently has a low chance for tropical or subtropical ...

Forecasters are watching a potential system that could develop off the coasts of Florida. Plus, what to expect from Tropical ...