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 ...

The large glowing spiral is believed to have been caused by a SpaceX rocket launch in the US. The Met Office said the shape ...

ALBAWABA - Egypt recently witnessed a strange phenomenon at Jabal Mousa after several locals spotted a weird red cloud ...

HH 49/50 is one of these impact sites. It was nicknamed the "Cosmic Tornado" due to its dramatic, swirling shape. Spitzer's ...

New observations with the Atacama Cosmology Telescope in Chile reveal the earliest-ever "baby pictures" of our universe, ...

Clouds drifted in and out of the D.C. area before dawn Friday, offering enough open sky for photographers around the region ...

In the Americas alone more than one billion people in 35 countries could bear witness to the total lunar eclipse.

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

The black branches stand out against the dramatic roiling clouds making for a moody yet bold image. Dave Skinner of Stockton used ... Purple mountains on the horizon creates another layer. Finally, ...