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 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 ...

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 ...

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 ...

Monday brought strange skies to the Coachella Valley, with unusual clouds — some evoking UFOs or otherworldly scenes from the film “Interstellar” — hovering over the San Jacinto mountains and moving ...

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 ...

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 ...

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 ...

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 ...