Some polar bears face starvation as the Arctic sea ice melts because they are unable to adapt their diets to living on land, scientists have found. The iconic Arctic species normally feed on ...

Climate change news: Melting ice could create chaos in US weather and quickly overwhelm oceans, studies warn In the southern Beaufort Sea, where he conducts his research, Atwood said bears are ...

Warming temperatures may be changing the ways ice forms, making it more likely to stick to and injure polar bears in two far ...

University of Wyoming researchers John Whiteman and Merav Ben-David inspect a temperature logger implantation site on a polar bear on off-shore sea ice north of Prudhoe Bay, Alaska, in April 2009.

University of Wyoming researchers Hank Harlow, left, and John Whiteman collect a breath sample from a polar bear on pack ice in October 2009. This material relates to a paper that appeared in the ...

A study published in the scientific journal PLOS One compared blood samples of polar bears in the Chukchi Sea from 1987 to ...

"Polar bears in these high Arctic populations aren't used to [freeze-thaw cycles], and that's what we think we're seeing here on these paws." Melting sea ice, disappearing high-fat food sources ...

He has been studying polar bears for the past 12 years and says melting sea ice makes it harder for bears to hunt seals. "That tends to be the trigger for bears to either stay with the sea ice as ...

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 ...