In plants, many proteins are found at only one end of a cell, giving them a polarity like heads and tails on a coin.
Cell & Microbiology
Oct 8, 2020
0
14
Venus may harbour life some 50km above its surface, we learned a couple of weeks ago. Now a new paper, published in Nature Astronomy, reveals that the best place for life on Mars might be more than a kilometre below its surface, ...
Space Exploration
Sep 29, 2020
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14
A small subpopulation of polar bears lives on what used to be thick, multiyear sea ice far above the Arctic Circle. The roughly 300 to 350 bears in Kane Basin, a frigid channel between Canada's Ellesmere Island and Greenland, ...
Plants & Animals
Sep 23, 2020
0
6
US government scientists reported Monday that the Arctic Ocean's floating ice cover has shrivelled to its second lowest extent since satellite records began in 1979.
Environment
Sep 21, 2020
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22
Climate change is starving polar bears into extinction, according to research published Monday that predicts the apex carnivores could all but disappear within the span of a human lifetime.
Environment
Jul 20, 2020
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946
Extreme ocean surface waves with a devastating impact on coastal communities and infrastructure in the Arctic may become larger due to climate change, according to a new study.
Earth Sciences
Jul 7, 2020
3
155
Today, large resources are used to provide vessels in the polar seas with warnings about the spread of sea ice. Artificial intelligence may make these warnings cheaper, faster, and available for everyone.
Earth Sciences
Jun 18, 2020
0
24
The Arctic Ocean in summer will very likely be ice free before 2050, at least temporarily. The efficacy of climate-protection measures will determine how often and for how long. These are the results of a new research study ...
Earth Sciences
Apr 20, 2020
53
2089
If circulation of deep waters in the Atlantic stops or slows due to climate change, it could cause cooling in northern North America and Europe—a scenario that has occurred during past cold glacial periods.
Earth Sciences
Mar 26, 2020
5
407
Greenland and Antarctica are shedding six times more ice than during the 1990s, driving sea level rise that could see annual flooding by 2100 in regions home today to some 400 million people, scientists have warned.
Earth Sciences
Mar 12, 2020
50
2296
