clouds

Lenticular clouds look like saucers and form when wind meets mountains. This photo is one of the Royal Meteorological Society's favorites of the year.

Atmospheric scientists sampled the most pristine air on Earth, just above the Southern Ocean. They found some surprises.

Satellite passing overhead can see an entirely different canvas of clouds.

Satellite images captured a rare glimpse of a phenomenon known as atmospheric gravity waves.

The wispy, blue ice clouds of Mars are actually made of pulverized meteors, a new study claims.

The Arctic autumn is getting cloudier. That's bad news.

Carbon dioxide emissions could wipe out one of Earth's most common types of clouds. That's bad news.

A gorgeous cloud phenomenon called von Kármán vortices paints the sky with a series of spirals.

A curling tongue of clouds reaches out to taste the Iberian Peninsula in a new satellite image.