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 ...

Add Yahoo as a preferred source to see more of our stories on Google. One of the most interesting clouds appears in the mountains and almost looks like the mountain peak is wearing a little hat. These ...

It looks a bit like a boat, or a stout fedora. So what the hell is this rusty brown gossamer of a space cloud? If we’re being perfectly specific, it’s the lenticular galaxy NGC 4753, which sits about ...

Sorry, but it’s not a UFO cover-up. Some alien hunters and extraterrestrial enthusiasts will be disappointed to learn that the unidentified flying object they have ...

Lenticular clouds have been known to put on some dazzling displays around here, and Tuesday night was no different. Marcy LaGagnier snapped these photos of a lenticular cloud display over the Cascades ...

SEATTLE — Even a clear sky contains layers of wet and dry air, that is, layers with different humidities. You can’t see these layers unless the humidity is high enough for the moisture in the layer to ...

While Mt. Rainier has been getting all the attention lately for lenticular clouds, it turns out our tallest mountain does not have a monopoly. Dr. Dale Ireland over in Silverdale captured this great ...

On Saturday evening, Riverside County residents walked outside to take photos and videos of something they had never quite seen: a massive formation in the sky that loomed directly over their sleepy ...

A seven-layer lenticular cloud formed around the summit of Mount Washington on Monday afternoon, a rare occurrence for weather observers on the mountain, Mount Washington Observatory officials said.

An image of a unique cloud formation captured in South Africa has intrigued users on Reddit. The image was shared on Reddit by a 21-year-old poster—who is known as Jay, the poster told Newsweek—whose ...

One of the most interesting clouds appears in the mountains and almost looks like the mountain peak is wearing a little hat. These are called lenticular clouds. In order for a lenticular cloud to form ...