On June 24, 1947, pilot Kenneth Arnold reported seeing multiple mysterious, gleaming circular objects along the crest of the Cascade Mountains in Washington. It was one of the most famous UFO ...

An astonishing display of lenticular clouds was seen on Honshu, Japan's largest and most populous island. The rare sighting took place in the city of Fujiyoshida on ...

A lenticular cloud is a lens-shaped cloud that normally develops on the downwind side of a mountain or mountain range. This occurs when stable, moist air flows over a mountain, creating a series of ...

Lenticular clouds, sometimes called "cap clouds," form over mountain peaks when moisture begins to increase in the upper levels of the atmosphere. Lenticular clouds, or standing wave clouds, are ...

MT. HOOD MEADOWS, Ore. (KOIN) — Oregon’s latest cold front and strong winds helped simultaneously form a cap cloud and lenticular cloud over the peak of Mt. Hood on Tuesday. A time-lapse view of these ...

Two siblings spot an alien spaceship hiding behind the clouds and decide to capture it on camera for posterity — and a chance at a whole lot of money. (Spoilers ahead for the movie Nope!) Throughout ...

Breaking news: Aliens are invading Earth after landing on top of a volcano in Sicily. Or at least that's what the pictures of an unusually pronounced version of a particularly rare cloud make it seem ...

SAN FRANCISCO - Some people in the Bay Area were perplexed by the sight of lenticular clouds in the sky Monday evening. It's not exactly a common sight to see them so prominently as KTVU Meteorologist ...

Walk through the departures hall of Amsterdam’s Schiphol Airport, and you’ll pass a long wall of drifting clouds. Your first thought: This is a very big LED screen. But it isn't. There's dimension to ...

Jaymi Heimbuch is a writer and photographer specializing in wildlife conservation, technology, and food. She is the author of "The Ethiopian Wolf: Hope at the Edge of Extinction." You’re most likely ...