With the polar bear species in a fight for survival because of disappearing Arctic sea ice, a new distinct group of Greenland bears seem to have stumbled on an icy oasis that might allow a small remote population to "hang ...
Ecology
Jun 19, 2022
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15
Scientists have documented a previously unknown subpopulation of polar bears living in Southeast Greenland. The polar bears survive with limited access to sea ice by hunting from freshwater ice that pours into the ocean from ...
Ecology
Jun 16, 2022
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505
An analysis of ancient DNA from a 100,000-year-old polar bear has revealed that extensive hybridization between polar bears and brown bears occurred during the last warm interglacial period in the Pleistocene, leaving a surprising ...
Plants & Animals
Jun 16, 2022
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1072
The Westdahl Peak volcano in Alaska last erupted in 1992, and continued expansion hints at another eruption soon. Experts previously forecasted the next blast to occur by 2010, but the volcano—located under about 1 kilometer ...
Earth Sciences
May 10, 2022
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131
Ice shelves are floating extensions of glaciers. If Greenland's second largest ice shelf breaks up, it may not recover unless Earth's future climate cools considerably. This is the result of a new study, published in Nature ...
Environment
May 9, 2022
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79
To document large-scale transformations on Earth, such as waning ice sheets and shifting coastlines, geoscientists often use views from space to track mass changes on daily to decadal timescales.
Planetary Sciences
Mar 24, 2022
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24
Although the Arecibo radio telescope is no more, it continues to deliver scientific discoveries. There is a wealth of Arecibo data astronomers continue to mine for new discoveries, and one of them is thanks to an astronomical ...
Astronomy
Mar 21, 2022
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57
Single individuals of Atlantic cod and squid occur much further north than previously expected. Scientists participating in the international MOSAiC expedition with research icebreaker Polarstern have found fish and squid ...
Plants & Animals
Feb 18, 2022
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409
Decades-old polar ice contains significant amounts of nanoscale plastic particles. Studying ice cores from Greenland and Antarctica, an international team of scientists have identified several types of nanoplastic particles, ...
Environment
Jan 20, 2022
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502
Recently, scientists in Hornsund, Svalbard—a Norwegian archipelago in the Arctic ocean—witnessed a polar bear pursuing a reindeer into the sea before killing it, dragging it ashore and eating it. The video that they ...
Plants & Animals
Jan 3, 2022
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