Polar bears, the largest land predators, begin their life as tiny, helpless cubs weighing just half a kilogram. Born blind ...

A group of Canadian scientists attached GoPro cameras to GPS collars on 20 polar bears in the Hudson Bay area in northeastern ...

How much weight can a polar bear lose before it’s too late?” That’s the question plaguing researchers after a remarkable ...

Resting on a solitary slab of ice floating in the Arctic Ocean, a majestic creature sparkles in the polar summer sunshine.

Melting sea ice causes polar bears to lose their traditional hunting grounds. You'd be surprised at the lengths they go to ...

Polar bears are one of the most important apex predators in the Arctic. Their presence helps to keep the populations of ...

Polar bear fur isn't really white -- it's transparent and covers up black skin. Here's why they look white when you see these ...

In the remote, icy expanse of the Arctic, the survival of a species begins with a remarkable act of resilience and devotion.

It’s a pretty risky business trying to take a blood sample from a polar bear - one of the most dangerous predators on the ...

North America is home to black, grizzly, and polar bears, offering some of the best places to see them in the wild. These ...

But polar bears are just the tip of the "assisted colonization" iceberg. Other possibilities: moving African big game to the American Great Plains, or airlifting endangered species from one ...