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

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

The Arctic should be reaching its annual maximum levels of sea ice at this time of year, but instead it’s at record lows, ...

The Arctic sea ice maximum this year effectively tied for the lowest ever on record, with major implications for polar ...

Scientists are learning to dive beneath polar ice and study the study the flora and fauna below. The Finnish Scientific ...

Wintertime ice shrank to a record-low level for the second year running, a sign of how climate change is reshaping the region ...

While snowmelt is a major contributor to river flow, thawing permafrost is becoming increasingly important. Beneath the ...

China and Russia have a big lead in efforts to control once impenetrable Arctic waters. The U.S. is spending billions on new ...

For the second consecutive year, winter sea ice in the Arctic reached a level that matches the lowest peak observed since ...

New research led by scientists at UC San Diego's Scripps Institution of Oceanography finds that the travel time of underwater ...

Cold-climate animals are remarkably adaptable creatures, specialized for survival in some of the harshest temperatures in our ...