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 ...

Polar bear fur also lacked a compound called squalene, the researchers found. Squalene is abundant in other marine mammals and has properties that make ice stick to it easily.

For the polar bear blubber experiment, you need a bowl of ice water, Crisco, two gallon zipper bags and tape. Ice water is cold to the touch. Fill a zip top bag with Crisco. Put your hand in the ...

When the polar vortex gets weaker, or breaks up, it unleashes cold air to the south. People bear the cold in New York City, December 23, 2024. Selcuk Acar/Anadolu via Getty Images ...

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 ...

The polar vortex could bring life-threatening weather conditions to some of the worst-hit areas, as well as record-breaking low temperatures. For many Americans, next week will be yet another cold ...