Polar bears are one of the most important apex predators in the Arctic. Their presence helps to keep the populations of aquatic animals, such as seals and walruses, in check. Were they not there ...

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 majestic bears.

As sea ice retreats, polar bears are shifting their diets, relying less on seals and more on land-based food like eggs, reindeer, and even seaweed—though these offer little nutritional value.

It's a pretty risky business trying to take a blood sample from a polar bear—one of the most dangerous predators on the planet—on an Arctic ice floe.

The polar bears at the Buffalo Zoo are kept comfortable in the hottest months of the year with climate controlled habitats and always-cool swimming pools.

We were camped in the Northwest Territories conducting research when our camp dog started barking. Then the polar bear charged me.

Two tourists visiting Arctic Bay to document the effects of climate change and to photograph polar bears wound up in hot water with the locals.

Man narrowly escapes on snowmobile after polar bear charges him A man chose to drop his gun and try to outrun a charging polar bear on a snowmobile in the Arctic town of Pyramiden on the Norwegian ...

A video captured a polar bear charging at a person in Norway's Svalbard archipelago, forcing them to drop their gun and race away on a snowmobile.

To a layperson, it’s footage of adorable polar bear cubs with their moms against the backdrop of endless Arctic snow. For researchers who study the animals, however, it’s a rare and incredibly ...

Polar bear twin brothers made their public debut Tuesday morning at the Saint Louis Zoo.