A new image from the Hubble Space Telescope shows a cosmic cloudscape, with clouds of dust and gas swirling in beautiful colors.

Supercells are the Powerhouses Tornadoes are some of the most awe-inspiring and destructive forces of nature. They often ...

A volcano near Alaska’s most populous city may be preparing to erupt, according to experts who have been monitoring the ...

NASA’s Curiosity rover captured stunning images of Martian twilight clouds, revealing iridescent dry ice formations on Mars.

The wacky, the wild, and the weird. E ven if you weren’t someone who got excited about science class in school, now—as an ...