Polar Bears

A polar bear searches in vain for trash to eat before collapsing.

Hundreds of hungry polar bears were treated to a whale of a buffet last week when the carnivores descended on a whale carcass on the coast of Russia's Wrangel Island.

A polar bear at the San Diego Zoo named Tatqiq recently went the extra mile to help scientific research.

How is rapid warming in the Arctic affecting animals that are adapted to cold? A wildlife biologist is using many techniques to find out, including stalking muskoxen in a polar bear costume.

Eating, swimming and playing — a body cam reveals a polar bear's life.

Five meteorologists surrounded by polar bears at a research station on a remote island in high-Arctic Russia have been rescued

Some hungry polar bears are turning to seabird colonies for sustenance.

A dramatic photograph of a starving polar bear went viral online, but scientists say it's a stretch to definitively link polar-bear starvation to climate change.

Knut the polar bear, the global sensation that captured the public imagination, died of an autoimmune disorder that caused his immune system to attack his brain.

Polar bears are known to be excellent swimmers, but new research suggests that they are also superb divers.