Forecasters say the region’s sea ice will dwindle to a strip above Greenland and Canada. There, polar bears and others will ...

For eight long months, they won't leave the confines of a laboratory drifting across the Arctic Ocean — an oval-shaped, ...

Arctic sea ice reached its annual minimum extent on Sept. 12, according to NASA and the National Snow and Ice Data Center ...

The Arctic sea ice melt season is roughly 40 days longer than it was in 1979, yet its rapid expansion unexpectedly leveled off around 2010. Scientists say changing clouds and increasingly thin ice may ...

Alaska’s thawing permafrost is releasing acid and metals that turn rivers orange, changing water chemistry for dozens of ...

As Arctic sea ice retreats, new shipping routes, expanding resource development and growing geopolitical competition are transforming one of the world's least-monitored regions. Scientists at Los ...

Europe racing Russia, China and US to seize security and economic opportunities.

Scientists are combining disappearing Arctic lakes with artificial intelligence to track permafrost thaw more quickly and ...

Northern and Arctic communities, including Indigenous communities, rely on safe and reliable transportation infrastructure to support daily life, economic activity, and access to essential goods and ...

Close to 200 lakes shrank in summer 2018 after a very warm winter.

Trump's Greenland deal expands Arctic Ocean defense, but a veteran of 76-below-zero Alaska warns that cold-weather bases ...

Trump's Greenland security deal blocked China's Arctic ambitions days before Xi Jinping arrived for a state dinner with ...