An audacious NASA mission suggests that dust blown north from Greenland couldhelp explain why Arctic ice is melting even ...

At the edge of the Arctic in northern Canada, the annual migration of polar bears draws tourists, photographers, and ...

chief climate scientist for Polar Bears International and assistant professor at Cornell University, who explains that it's melting the sea ice that bears depend on. "It's important, because it's ...

Just on the edge of the western Hudson Bay lies the small town of Churchill, Manitoba. Here, the sea meets the boreal forest under the rippling northern lights. Farther to the north, the trees stop ...

Scientists discovered that polar bear fur’s oily coating prevents ice from sticking, thanks to a unique mix of lipids. This ...

The polar bear (scientific name Ursus maritimus) struggles to cross the ice on the sea. In the past, it would have already found its hunting ground, but with the recent melting of ice, there are ...

Global sea ice cover hit a historic low in February as the world endured exceptional heat, with temperatures near the North ...

Polar bears are the planet’s biggest land-based carnivores – although they actually spend most of their lives around water and ice (their Latin name means ‘sea bear’). So they’re at particular risk ...