资讯

Polar Bear Week, which runs from Oct. 27 to Nov. 2 this year, is a time to celebrate and learn how you can help polar bears ...
You probably know polar bears as the big white animals roaming the Arctic, but there’s a lot about them that doesn’t make it ...
Polar bear fur contains a cocktail of greasy compounds that make it exceptionally resistant to freezing, ... But she stresses that her team isn't the first to identify that polar bear fur has such ...
While global polar bear numbers are estimated between 22,000 and 31,000, the impact of climate change isn’t uniform. Some subpopulations, like those in western Hudson Bay, are in steep decline.
But she stresses that her team isn't the first to identify that polar bear fur has such special anti-icing properties. "We didn't discover it," she says. "It's been known to Arctic people for ...
But she stresses that her team isn't the first to identify that polar bear fur has such special anti-icing properties. “We didn’t discover it,” she says. “It’s been known to Arctic ...
Holst hopes that the research might inspire new approaches to concocting anti-icing materials that could be used for ski waxes, lubricants and even plane de-icing fluids. But she stresses that her ...
But she stresses that her team isn't the first to identify that polar bear fur has such special anti-icing properties. "We didn't discover it," she says. "It's been known to Arctic people for ...
Why polar bear fur doesn't freeze. 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 ...
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 ...
But she stresses that her team isn't the first to identify that polar bear fur has such special anti-icing properties. "We didn't discover it," she says. "It's been known to Arctic people for ...
Why polar bear fur doesn't freeze A study in the journal Science Advances reveals how polar bears manage to get wet in the cold without their fur freezing. Animals.