At the end of the last ice age, a population of polar bears was stranded by the receding ice on a few islands in southeastern Alaska. Male brown bears swam across to the islands from the Alaskan mainland and mated with female ...
Biotechnology
Mar 14, 2013
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(Phys.org)—Aside from rising sea levels, many climate change models predict that in the future, the planet's temperature and weather will become increasingly erratic with wild, unpredictable storms and fluctuating conditions. ...
Evolution
Feb 1, 2013
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(Phys.org)—Researchers from Britain's National Oceanography Centre, Southampton, working in the Antarctic have discovered that a species of mollusk, Lissarca miliaris, changes from male to female as it grows older. As the ...
A collaboration between Lehigh University physicists and University of Miami biologists addresses an important fundamental question in basic cell biology: How do living cells figure out when and where to grow?
Cell & Microbiology
May 18, 2012
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The boundary between electronics and biology is blurring with the first detection by researchers at Department of Energy's Oak Ridge National Laboratory of ferroelectric properties in an amino acid called glycine.
Nanomaterials
Apr 19, 2012
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Global warming may present a threat to animal and plant life even in biodiversity hot spots once thought less likely to suffer from climate change, according to a new study from Rice University.
Ecology
Jun 7, 2010
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A lot is measured and weighed in biological research. Researchers from Wageningen Marine Research and partners published measurements of more than 3000 individuals of 29 species of marine animals from the polar regions in ...
Plants & Animals
Feb 4, 2022
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Everything on our planet—the land, the water, the air, people—is connected by the various chemical, physical and biological processes that make up what we call the Earth system.
Earth Sciences
Apr 22, 2021
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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
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The iconic relationship between polar bears and ringed seals is changing in western Hudson Bay, and even though the bears are eating fewer ringed seals, the seals should refrain from celebrating.
Ecology
Feb 28, 2020
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