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

In a warming world, the polar bear has become the unofficial mascot of ecological collapse. We’ve all seen the photos of ...

You and I Are Polar Opposites Episode 4 will release soon. Get the exact release time, where to watch, and what to expect ...

These polar bears appear to be maintaining their physical health despite the loss of sea ice—their preferred hunting grounds ...

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

After decades monitoring polar bears in Norway's far north, researchers say the animals have proven incredibly adaptable, but ...

Their icy hunting grounds are rapidly shrinking, but polar bears in Norway's remote Svalbard archipelago have defied the odds ...

Polar bears, a mascot for the impacts of climate change, are threatened by melting sea ice. These iconic Arctic predators ...

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

Rising Arctic temperatures and melting sea ice could be causing cold air to flow into the Northern Hemisphere. But not all ...

The finding offers a small window of hope for a polar bear population vulnerable to the effects of climate change.

The west half of the country, including the Midwest, will start to warm up. But that won't be the case for the East Coast.