Warmth is weakening the polar vortex. Here’s what it means for extreme cold.
Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...
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 ...
Antarctic biodiversity database has ice-free areas covered
Australian Antarctic Program scientists have released the most comprehensive database of species living in the ice-free areas ...
New Scientist17h
How polar bears stop ice from freezing on their fur
Indigenous peoples of the Arctic traditionally use polar bear fur for its ice-resistant properties, but the science behind ...
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 ...
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 ...
earth19h
Giant icebergs are not the main threat to Antarctica’s stability
While warming temperatures are driving a widespread loss of ice shelves, major calving events have not increased in frequency ...
New Scientist20h
Antarctic ice sheet may be less vulnerable to collapse than expected
The West Antarctic ice sheet could cause metres of sea level rise if it collapses – but more than 120,000 years ago, it may ...
Eos22h
Ice Core Records Shed Light on a Volcanic Mystery
By analyzing sulfur and volcanic ash entrained in ice cores, researchers pinpointed a caldera in the remote Kuril Islands as ...