A Massive Lake Beneath Greenland's Glaciers Has Collapsed

Under Greenland's frozen surface is a vast network of channels, crevasses, and basins—its "glacial plumbing system." A few years ago, the water suddenly disappeared from a subglacial lake, which then collapsed into a funny silhouette that NASA likens to a "mitten," but I think looks more like a waving Yeti. » 3/03/15 5:45pm Yesterday 5:45pm

What It Takes To Transport 112 Tons of Arctic Ice Over 2,000 Miles

You've seen the pictures. The time lapses of glaciers shrinking into patchworks of white, the videos of ice crumbling into the ocean. But the Icelandic artist Olafur Eliasson wants you to really see how quickly the ice is melting—and to do so, he and a Greenlandic geologist fished 112 tons of ice out of a Greenland… » 10/25/14 12:00pm 10/25/14 12:00pm