snow

NASA managed to look inside a 12-mile-high cake slice of the storm

Blame the arctic air.

GoPro-ing over Greenland.

Much better than a trash can lid

With the push of a button, a new concept from Nokian Tyres changes from a regular treaded winter tire to a studded one.

How to put a subtropical climate on ice

Even if some students make it to the classroom, keeping schools open on the snowiest days can hurt learning.

Keeping more than 50 scientists warm in style.

The key is in the surface moisture.

An Arizona ski resort was the first to make snow from sewage "effluent," but the color was just a little off. Oops!