Just on the edge of the western Hudson Bay lies the small town of Churchill, Manitoba. Here, the sea meets the boreal forest ...

Understanding cubs’ activity when leaving their lairs could aid in supporting the polar bear’s survival.

The remote cameras have captured the moment a mother pokes her head out from her den to see if the world is safe enough for her little ones.

Humanity just received a jolt from nature. Fresh satellite data shows that sea ice at both the North and South Poles shrank ...

The polar bears pass through Churchill ... "If the sea ice disappears, the Arctic will warm faster and the planet will warm faster," Lehner said. That ice can be thought of like the Earth's air ...

Sometimes humorously, sometimes dramatically, these Nature Photography prize winning images are a stunning visual tribute to ...

Learn how this midge has a unique strategy for surviving what most organisms couldn’t.

New satellite data has revealed a shocking decline in sea ice at both the Arctic and Antarctic, with coverage shrinking to a ...

(SOUNDBITE OF POLAR BEAR BREACHING ICE) ATTENBOROUGH ... and night vision and underwater photography have opened up whole new areas to explore. "Planet Earth: Asia" really puts the vision back in ...

A full-scale collapse would be nothing short of a planetary disaster: London and the rest of England could see temperatures ...