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Why Haven't These Dirty Piles of Snow Melted Already?

Over the winter, the Eastern US was blanketed in blizzard after blizzard. As a stark reminder of Mother Nature’s bitchiness, two snow-plowed piles of that record snowfall in two different cities lingered well into summer. One of them is still frozen—a mud-caked sno-cone slowly oozing in the sun. » 7/30/15 6:40pm Today 6:40pm

Dive Through Ice Caves and Skip Over Crevasses

Glaciers are an exotic world of beauty. In this video, a drone flirts with light filtered through translucent walls, capturing that ethereal mix of blue ice, white snow, and chilly brightness that defines glaciers. Take five minutes to ride along, swooping through caves and dancing around icy crags. » 7/10/14 2:01am 7/10/14 2:01am

Martian Ice Ages Bolster Case for Life on Red Planet

Just ten million years ago (a geological eyeblink), Mars could've had an ice age. Even cooler, it may have been one of several, meaning the planet underwent freeze/thaw periods much like those here on Earth. And that means — you guessed it — the chances for liquid water and life on the Red Planet just went way up.… » 4/25/08 9:45am 4/25/08 9:45am