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 ...

At the CERN laboratory in Switzerland, particle physicist Jasper Kirkby studies the link between aerosols, cosmic rays and cloud formation, using the data to inform climate models. “It’s ...

A Feb. 11 Instagram post (direct link, archive link) includes a photo of a circular, red cloud formation above a map of Turkey and northern Syria. "#HAARP cloud; then weeks later; massive ...

Ammonia released from penguin guano may help to reduce the effects of climate change in Antarctica by contributing to increased cloud formation, according to an analysis published in ...

A rare cloud formation, that creates an optical illusion tricking viewers into thinking it looks like a UFO, has been seen in Turkey. The wave-like pattern is known as a lenticular cloud.

Also, based on the cloudlike object's behavior, it is not a naturally forming weather cloud. The Indonesian government's meteorological agency suggested the formation contained chemicals used in ...

The formation and its name were officially recognized in 2009, the NWS said, decades after the previous addition to the International Cloud Atlas of the World Meteorological Organization in 1951.

How exactly these aerosols impact cloud formation has long been a mystery to atmospheric scientists. "Our research helps close a significant knowledge gap about whether and how volcanic eruptions ...