As the Arctic warms and sea ice disappears, polar bears are being pushed into conditions they have never faced before. Their ...

Quick Take Polar bears are showing rapid DNA changes in response to warming climates, a rare adaptation that may help ...

A genetic analysis of polar bears in southeast Greenland found that genes related to heat-stress, aging, and metabolism are ...

WASHINGTON (Reuters) - How do they do it? How do polar bears have such an incredibly high fat diet and get so fat - munching as they do on blubbery seals - without clogging their arteries and becoming ...

ANCHORAGE, Alaska (AP) - Some polar bears in the Arctic are shedding pounds during the time they should be beefing up, a new study shows. It's the climate change diet and scientists said it's not good ...

A new study from the University of East Anglia suggests that polar bears are undergoing rapid genetic changes, and scientists believe it's due to the impacts of climate change.

The Polar Bear Capital of the World sounds like a prime spot to observe the animals, and researchers who did just that came away with a stark warning. A team from Dalhousie University in Halifax, Nova ...

With one foot braced on the helicopter's landing skid, a veterinarian lifted his air rifle, took aim and fired a tranquiliser dart at a polar bear. The predator bolted but soon slumped into the ...

GREEN BAY, Wis. (WBAY) - Scientists have been tracking polar bear populations for years. Three years ago, Canadian scientists attached GoPro cameras to the GPS tracking collars of 20 polar bears. In ...

A mother polar bear has made the decision to adopt - a move that scientists say is extremely rare - and the new family was ...