The United States and Canada, long-standing allies and neighbors, share the North American continent and have a shared interest in securing it against threats from potential adversaries. For too long, ...

That warming destabilizes the polar vortex, the cold, swirling air typically trapped above the North Pole (explained here by the National Oceanic and Atmospheric Administration), and weakens the jet ...

Contrary to common assumptions, Arctic ponds mix in more than one direction. A new study finds that nighttime sideways flows, not vertical mixing, renew bottom waters.

Researchers uncovered the oldest known salmon species, showing that northern fish have ancient Arctic roots dating back 73 ...

From the Făgăraș Mountains of Romania to the teeming sea cliffs of St Kilda in Scotland, Europe is still home to staggering ...

Fast warming in the Arctic - now running at roughly four times the global average - is reshaping landscapes, affecting shrubs ...

As global warming melts more sea ice in the polar regions, the light that enters the ocean is not just increasing in ...

It’s well established that the slow incremental “press” of rising temperatures is changing the Arctic landscape, threatening ...

Gates of the Arctic National Park and Preserve in Alaska is home to around 192 animal species. In addition to charismatic species like bears, Dall sheep, caribou, and beaver, some other unique species ...

kicking off a visit to the semiautonomous territory that U.S. President Donald Trump wants to annex because of its strategic Arctic location. Frederik’s trip to the island’s capital city of ...