The Arctic Sun has long since dipped below the horizon, plunging the world into 24 hours of darkness. The region stretching ...

Vicious cycles are accelerating climate change. One is happening at the north pole, where rising temperatures caused by ...

The Trump administration has signaled the military won't be focusing on climate change, a move that follows decades of ...

New research suggests continued global warming could put a major Arctic ocean current in serious trouble, and that the ...

(AP Photo/Evgeniy Maloletka) Arctic sea ice had its weakest winter buildup since record-keeping began 47 years ago, a symptom ...

Changes in Arctic weather, such as warmer winters as well as unstable atmospheric conditions, are already evident. As an ...

A major ocean current in the Arctic, the Beaufort Gyre, is changing rapidly due to climate warming—and this could trigger a ...

The extent of sea ice blanketing the Arctic this winter fell to the lowest level on record, researchers announced this week, an ominous signal about the effects of climate change in the world’s ...

And these are real concerns for the United States, rooted in climate change: As polar ice melts away, superpowers are vying for newly open shipping routes in the Arctic Ocean and largely ...

Arctic sea ice had its weakest winter buildup since record-keeping began 47 years ago, a symptom of climate change that will have repercussions globally, scientists said Thursday. The Arctic ...