Microbes across Earth's coldest regions are becoming more active as glaciers, permafrost and sea ice thaw, accelerating ...

Polar bears need fat to survive the harsh Arctic cold; that’s why they eat blubbery seals. Seals, meanwhile, need ice to rest ...

Polar bears are the poster children of climate change—and for good reason. Researchers took more than 1,000 body measurements ...

A new study shows Antarctic penguins are breeding earlier. This may signal broader ecosystem changes driven by climate change ...

Learn how a decade of monitoring reveals why Antarctic penguins are breeding earlier than ever, and what those shifts may ...

A team of scientists has overcome a major challenge in predicting how Antarctic life will fare under future climate scenarios ...

Antarctica could see a doubling of extreme weather events—such as atmospheric rivers—by 2100, with implications for future sea level rise. A study published in Nature Communications reveals that ...

A population of bears in Norway’s Arctic is confounding scientists’ expectations, getting fatter and healthier even as the ...

Scientists think that Svalbard bears have adapted to recent ice loss by eating more land-based prey.

From the Arctic to the Andes, discover the five places warming faster than anywhere else on the planet – and why ...

“Svalbard (and the Barents Sea area) has experienced a much faster loss of sea ice than other areas having polar bears,” Aars ...