In a nutshell Polar bear fur repels ice thanks to a specialized hair grease (sebum) that gives them ice adhesion strength comparable to high-tech synthetic materials, making it extremely difficult for ...

Plungers ran into the cold Chesapeake Bay on Saturday, Feb. 1, marking the 29th annual Special Olympics Maryland Polar Bear Plunge. The fundraising event, in which individuals pledge $100 or more ...

“Unwashed, greasy hair made it much harder for ice to stick. In contrast, when the polar bear hair was washed and the grease ...