A technology called synthetic aperture radar (SAR) clears these hurdles by beaming out energy pulses and measuring the amount ...

Earth's valleys tell an ancient story of ice and power. Over millions of years, massive glaciers have carved, sculpted, and transformed the landscape in ways that still take researchers' breath away.

Satellite images show that the fastest moving glacier in the world shed a chunk of ice measuring around 12.5 sq km this week – one of the most significant calving events on record.

We might be able to tell when a volcano is about to erupt with the help of another natural wonder: glaciers. Glaciers that are within 3 miles of a volcano appear to move nearly 50 percent faster than ...

Satellite images show that, after decades of stability, a major glacier draining the Greenland ice sheet has dramatically increased its speed and retreated nearly five miles in recent years. These ...