The extent of sea ice blanketing the Arctic this winter fell to the lowest level on record, researchers announced this week, ...

In "Ends of the Earth," Neil Shubin travels north and south to explore the frontiers of polar science and history.

Arctic sea ice had its weakest winter buildup since record-keeping began 47 years ago. Scientists say it's a symptom of ...

Sea ice extent is at record, and near record, lows for this time of year in both polar regions, leaving the planet ...

This year's Arctic sea ice peak is the lowest in the 47-year satellite record, according to data released by the US National ...

From hanging out the back of a speeding car to tackling freezing conditions, here's how I shot a photo feature in wintry northern Sweden.