Ancient humans, Neanderthals and Denisovans were genetically closer than polar bears and brown bears, and so, like the bears, were able to easily produce healthy, fertile hybrids according to a study, led by the University ...
Evolution
Jun 3, 2020
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(PhysOrg.com) -- Engineers at Harvard have demonstrated a new kind of tunable color filter that uses optical nanoantennas to obtain precise control of color output.
Nanophysics
Feb 23, 2012
7
0
A study into how animals secretly communicate has led to the discovery of a new way to create a polarizer - an optical device widely used in cameras, DVD players and sunglasses.
Materials Science
Feb 17, 2016
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1586
(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 specialized camera that allows scientists to see as reef-dwelling animals do has been built by a team of researchers at the University of Bristol. The team will travel to Lizard Island off the coast of Queensland this year ...
Environment
Jan 27, 2012
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0
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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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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0
You might expect that little happens in the Arctic Ocean during the cold and dark winter. But that just isn't so, according to researchers who have sampled the activities of many different species during three consecutive ...
Ecology
Sep 24, 2015
3
673
Imagine rolling your eyes to help you see more clearly. Although it wouldn't work for humans, new research published today in Nature Communications has shown mantis shrimp use eye rotations to enhance their polarization vision.
Plants & Animals
Jul 12, 2016
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359
(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
0
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