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 ...

Polar bears are synonymous with the whiteness of their fur. However, their fur is not actually white. It's transparent and covers black skin. Why, then, do they not look like black bears? The polar ...

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 ...

Polar bears don’t have to worry about skipping a wash day. The sebum, or natural oil, on the mammals’ fur helps them survive the harsh Arctic weather by making it hard for ice to stick to them, ...

Polar bears spend their days jumping from ice into water. So if they get all wet, why doesn't their fur freeze? Well, a recent study in the journal Science Advances investigated that very question, ...

A study in the journal Science Advances reveals how polar bears manage to get wet in the cold without their fur freezing. Polar bears spend their days jumping from ice into water. So if they get all ...