The Arctic is no longer a distant frontier. As ice recedes, competition over routes and resources is quietly intensifying, ...

In what is possibly another sign of climate change, mosquitoes have landed in Iceland for the first time. For many years, the ...

A sweeping new study reveals that as Arctic permafrost thaws, it is dramatically reshaping rivers and releasing vast amounts ...

Thawing permafrost on a small island off the Yukon’s north coast is shedding light on how climate change could dramatically ...

In 2006, when the US National Oceanic and Atmospheric Administration, or NOAA, released the first-ever Arctic Report Card, scientists already knew the top of the world was in trouble. It’s now much ...

Arctic sea ice levels are crucial to Earth's climate because, without the ice reflecting sunlight, more heat energy goes into the oceans.

The Coast Guard announced two Arctic Security Cutters will be homeported in Alaska by 2028, bolstering U.S. maritime presence ...

Melting Arctic ice is releasing tiny particles that help form clouds, reshaping climate in one of Earth’s fastest-warming ...

The latest iteration of Arctic Edge, led by North American Aerospace Defense Command and U.S. Northern Command, launched on Monday throughout Alaska and, in a first, Greenland. Arctic Edge 2026, which ...

Tiny particles bubbling up from the tops of melting sea ice into the Arctic sky may be a key, understudied element of cloud formation in that climate-sensitive region.

Alaska Gov. Mike Dunleavy has been appointed to the U.S. Arctic Research Commission at a time when the federal agency is ...