Nearly 20,000 shaggy and plump sheep wander the rolling, verdant hills of southern Greenland. During the short, mild summers and early fall season, they forage on grasses and tundra before herders ...

Glacial archaeologists have recently discovered the second prehistoric ski of a pair of skis at Digervarden, a mountain in ...

The winter growth period for sea ice in the Arctic Ocean is now over, with levels at a record low. The winter ice extent on ...