A series of historical documents sheds light on the final moments of George Washington, whose cause of death has been a mystery for hundreds of years.

Two-thirds of the world's polar bears could be extinct by 2050 if greenhouse gas-fueled global warming keeps melting their Arctic sea-ice habitat. The Center has led the charge to save polar bears ...

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

The world’s top experts have just confirmed that Arctic warming is continuing its ravages of polar bear populations. The Polar Bear Specialist Group of the International Union of the Conservation of ...

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 ...

The polar bears living in Canada’s Hudson Bay will disappear within the next few decades unless humans halt global warming, according to new research. If global temperatures increase between 1.6 ...

"The Arctic's warming two to four times faster than the rest of the world, humans are expanding into areas that might be important for polar bear denning, and we know they're sensitive to ...

When the long darkness of winter creeps over the north polar region, an area of abnormally low pressure develops at 30 to 40 miles elevation. It sucks air down from above, and with the air come ...

There is a sudden warming about to happen high up in the atmosphere. This warming will affect the Polar Vortex. The Polar Vortex is a fast-spinning circular motion usually located about 50,000 ...