This experiment showed that the ice adhesion of unwashed polar bear fur is exceptionally low. While the often-accepted ...

Polar bears don’t have to worry about skipping a wash day. The sebum, or natural oil, on the mammals’ fur helps them survive ...

Scientists have quantified how much climate change has driven the population decline of polar bears living in Canada's Hudson Bay.

The polar bears pass through Churchill, Manitoba, hoping to catch a ride out of the tiny town on Hudson Bay's sea ice. After a summer of fasting on land, the bears need to get back to their frozen ...

After a summer of fasting on land, the bears need to get back to their frozen home to hunt seals and bulk up. But their migration ritual is changing.

Julian Carolan says researchers are looking at polar bear grease because it repels ice. That property could help replace the ...