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18 小时
Research reveals how polar bears stop ice from sticking to their fur
The results were striking. When unwashed, polar bear fur resisted ice adhesion significantly better than human hair and ...
StudyFinds on MSN
1 天
Scientists just figured out how polar bear fur repels ice no matter how cold it is
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 ...
Smithsonian Magazine
2 天
How Do Polar Bears Keep Ice Off Their Fur? New Study Reveals the Secret—and It Could ...
The de-icing properties of polar bear sebum could fuel new innovations, scientists say, potentially unlocking alternatives to ...
2 天
on MSN
Polar bear furs are natural ice-repellents, study finds
Unique lipids in polar bear sebum prevent ice accumulation, paving the way for eco-friendly anti-icing materials.
3 天
In studying polar bear fur, possible solution to ‘forever chemicals’ in environment
A new study, published in the journal Science Advances on Wednesday, reveals that the fur of polar bears contain a chemical ...
earth
3 天
Ice doesn't stick to polar bear fur - but why?
Polar bear fur resists ice because of a natural greasy coating called sebum. This helps them move quietly while hunting.
SiliconRepublic
3 天
Why polar bears are putting a freeze on hair wash day
Scientists have found that sebum is what allows polar bears to stay insulated and thrive in some of Earth’s most punishing ...
3 天
Polar Bears’ Slick Secret: How Greasy Fur Defies the Arctic Freeze
Polar bears have a built-in defense against ice — greasy fur. A team of scientists has discovered that their fur is coated in ...
4 天
Polar bears are greasier than you think. Here's why
Polar bears might be greasier than widely believed. The bears’ greasy fur is the secret to the popular species’ survival in ...
4 天
How do polar bears keep ice off their fur? Grease.
“Unwashed, greasy hair made it much harder for ice to stick. In contrast, when the polar bear hair was washed and the grease ...
4 天
Polar bear fur could hold the secret to replacing ‘forever chemicals’
Now, researchers have discovered the bears have another unexpected Arctic adaptation: greasy fur. It’s a trait that, ...
EurekAlert!
5 天
Bad hair bears! Greasy hair gives polar bears fur with anti-icing properties
An international team of scientists has discovered the anti-icing secret of polar bear fur – something that allows one of the ...
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