The Antarctic Ice Sheet Has Started to Collapse and Nothing Can Stop It

For decades, scientists have feared the collapse of the West Antarctic ice sheet—a vast swath of ice that could unleash a slow but unstoppable 10-foot rise in sea levels if it melted. So here is today's terrible news: we now know the ice sheet is melting. And there's pretty much nothing we can do about it. » 5/12/14 2:00pm 5/12/14 2:00pm

Men climb real life version of Game of Thrones' northern Wall

It's not the 700-foot-tall Wall of Game of Thrones, but this looks like the scene of the wildlings climbing the Wall in George R.R. Martin's series. It's 40-year-old Tim Emmett and 38-year-old Dawn Glanc climbing the 250-metre thick Sólheimajökull glacier, in Iceland, at sub-zero temperatures. Because risking your… » 4/19/14 5:48am 4/19/14 5:48am

Shocking before and after photos show the effects of climate change

This is the Muir Glacier in Alaska, shot in August, 1941 and August, 2004. It's only one example in NASA's new Images of Change app. Seeing the unbelievable effect of just a few decades of climate change in the following before and after photos is a sad and sobering experience. » 12/04/13 11:35am 12/04/13 11:35am

Turns Out Some Glaciers Are Actually Getting Bigger

In one corner of the world, there is more ice today than there was 10 years ago. New satellite data shows that the glaciers in the Karakoram have grown slightly over the last decade, bucking the global trend. We don't know why it has happened - but it's important to keep it in perspective. » 4/16/12 1:20pm 4/16/12 1:20pm