White fur, blubbery skin, sharp claws. Polar bears seem perfectly adapted to their frigid habitat up north. Now, researchers have discovered the bears have another unexpected Arctic adaptation: greasy ...

“We found some variants that may have been selected in the last ~70,000 years (i.e. they were not in the fossil polar bears),” study co-author and University of Copenhagen evolutionary biologist ...

The Arctic is home to some of the most well-known animals, such as polar bears. They stand for strength, endurance, and the stark beauty of the frozen north. These big land predators can live in ...

Polar bears have a thick layer of fat below two layers of fur that help trap their internal body heat. According to Polar Bears International, these layers keep them so warm that adult males can ...

Nano-physicist Bodil Holst's interest in polar bear fur began while she was watching a German quiz show. “I learned that polar bears are invisible in infrared cameras, meaning their fur has the same ...

DUBLIN — In the harsh Arctic environment, where polar bears regularly plunge into freezing waters to hunt seals, a remarkable thing happens: unlike your car windshield on a winter morning, their fur ...

In the Arctic, polar bears are equally at home swimming in the frigid waters or galloping across fields of ice and snow. When they emerge from the water, their fur temperature drops to nearly that of ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Polar bears need all the help they can get to survive their frosty ...

Polar bears on ice in Northern Canada. Nano-physicist Bodil Holst's interest in polar bear fur began while she was watching a German quiz show. "I learned that polar bears are invisible in infrared ...