A rare and striking cloud formation has been photographed over Derbyshire. Asperitas is a thick, wave-like pattern which was only added to official lists in recent years. Adrian Webster, a keen ...

TRI-CITIES, Tenn. (WJHL) — News Channel 11 viewers captured stunning, rare clouds in the Tri-Cities Sunday. The formations are called “undulatus asperatus,” which loosely translates to ...

For a brief moment, the sky over Bismarck turned into a series of snow-covered hills. A rare form of clouds blossomed over the city Friday afternoon, creating the illusion of rolling hills covered ...

People along the Antrim coast woke up to unusual cloud formations on Friday, reminiscent of scenes from a science-fiction movie. Lenticular clouds combined with the morning sunrise to create these ...

“Check out these rare cloud formations today in the Santa Barbara Channel. A ranger captured this while returning to the mainland. These are asperitas clouds, known for their dramatic wave-like ...

The clouds, which are quite rare in the UK, were spotted in northern parts of the country earlier this week, over Gateshead, Newcastle, Cumbria and Scotland.

A RARE cloud formation formed in the skies, resembling a leaf. Boaters appeared to be the first to notice the phenomenon off Poole Quay, known as a fallstreak hole or a holepunch cloud. It happens ...

The clouds are known as Kelvin-Helmholtz instability waves and are named after the scientists who studied the physics behind them. The formations are most common near mountain ranges and usually ...

Researchers spotted a colossal cloud of gas and dust in the Milky Way, filled with turbulent motion, newborn star seeds, and even a natural microwave laser. This newly found Midpoint cloud appears to ...

The newly recognized cloud formation is known as undulatus asperatus clouds, that were proposed in 2009.