The polar vortex could bring life-threatening weather conditions to some of the worst-hit areas, as well as record-breaking low temperatures. For many Americans, next week will be yet another cold ...

Life in the Arctic is harsh and unforgiving, but the polar bear has perfected survival in one of the most extreme ...

See where 14 polar bears are moving through Hudson Bay, and learn their stories. As Hudson Bay slowly enters the winter freeze-up, Churchill’s famous polar bears have began disappearing onto the ice ...

The dots on the left map show the locations where samples from Greenland polar bears were collected. The new Southeast Greenland population, shown as red dots, is located between 60 and 64 degrees ...

The Great Polar Bear Feastis available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung ...

But it's highly unusual, he said, for polar bears to stay on their hind feet for 10 or 15 steps, as the five-foot-nine-inch Milk does. Milk comes from playful stock.

Around 100,000 years ago, a polar bear found herself a few miles from present-day Lonely, Alaska. There, near the sea, the bear died. But her contribution to science had just begun.

Our video of a starving polar bear has been seen by millions of people online over the past few days. For some, it's a symbol of what many polar bears may face in a warming climate.

Starting Thursday, on International Polar Bear Day (Feb. 27), people around the world will be able to see the bears in their natural habitat.

The polar bear stands at the top of the Arctic food chain, perfectly adapted to one of the harshest environments on Earth. As the ultimate apex predator, it relies on strength, stealth, and an ...

The polar bears near Churchill, Manitoba -- a town in central Canada along the Hudson Bay considered to be the polar bear capital of the world -- are the world's most studied sub population ...