"We are doing it all day, all night." Veteran meteorologist shares inside look at grueling weather research in the Arctic: ...

Reigning as the largest land predators, polar bears are the true kings of the Arctic. With body lengths reaching up to 3 ...

Hidden Planet Arctic animals are battling more diseases in recent decades. Here’s why. Stories have surfaced of animals such as polar bears fighting off new diseases, and sometimes losing that ...

Just how and when polar bears adapted to the Arctic is still debated. In this study, a team analyzed the genomes of 119 modern polar bears, 135 modern brown bears, and two fossilized polar bears.

The polar bear capital of the world is threatened by a warming arctic. Watch the full original documentary "On the Edge" here.

You probably know polar bears as the big white animals roaming the Arctic, but there’s a lot about them that doesn’t make it ...

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.

More than polar bears are threatened in this changing gateway to the Arctic, where warmer waters melt sea ice earlier in the year and the open ocean lingers longer.

A worker at a remote work site in the Canadian Arctic was recently attacked and killed by a pair of polar bears.

A study warns that if humans fail to reduce greenhouse gas emissions, most populations of Arctic polar bears could struggle to survive beyond 2100.

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

Churchill, Canada — On the edge of the Arctic in northern Canada, the annual migration of polar bears draws tourists, photographers and scientists like Geoff York. The polar bear capital of the ...