Polar bears face one of the toughest survival challenges in their history as the Arctic warms far faster than the rest of the ...

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

Polar bears are expected to become extinct but there are some signs their DNA is changing and they are adapting to new ...

FILE - A male polar bear eats a piece of whale meat as it walks along the shore of Hudson Bay near Churchill, Manitoba, Aug. 23, 2010. With Arctic sea ice shrinking from climate change, many polar ...

With climate change steadily dismantling the icy habitat essential to their existence, new research suggests polar bears are ...

Amid a rapidly warming world, concerns about the survival of polar bears are growing. However, a study provides initial ...

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 ...

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 hybrid grolar bear saga is unfolding in the Arctic, and the tale of this strange family has much to tell us about nature on ...

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 ...