Have you ever wondered how clouds stay in the sky? Here's your answer, and by the way, the weight of an actual cloud might ...

A rare cloud formation resembling waves in the sky has been seen across North Yorkshire. The billowy phenomenon was captured ...

Eventually, the dark umbra shadow appeared and slowly enveloped the moon, until we saw the distinctive color at totality when ...

Clouds drifted in and out of the D.C. area before dawn Friday, offering enough open sky for photographers around the region to capture views of the total lunar eclipse. The spectacle began at 11:57 p.

Photos by Katie Finch We talk about nature quite a bit at ... These drops join with other drops, sticking to dust particles to form clouds. Gazing up at a cloud-filled sky is like gazing into a ...

Orange and blue represent varying intensities of radiation, revealing new gas clouds in the universe. The Milky Way appears ...

Kelvin Helmholtz clouds are named after the two scientists who studied the physics behind them A rare cloud formation resembling waves in the sky has been seen across North Yorkshire. The billowy ...