A series of high-resolution measurements has shown that Lake Erie, one of the North American Great Lakes, is, in some respects, backward. In the majority of thermally stratified lakes, the thermocline, a thin subsurface layer ...
Earth Sciences
Apr 23, 2012
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Biochemists at the University of California, Riverside report a new role for vitamin C in plants: promoting the production of twins and even triplets in plant seeds.
Biochemistry
Jun 18, 2012
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(Phys.org) -- A lot of studies are underway to try to find out what the impact of changing temperatures due to global warming will be on plants and animals. But few so far have been done to study the impact of the likely ...
Certain plants and animals protect themselves against temperatures below freezing with antifreeze proteins. How the larva of the beetle Dendroides canadensis manages to withstand temperatures down to -30 degrees Celsius is ...
Materials Science
Jan 2, 2013
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Rosendo Quira silently shakes a medicinal plant to attract a condor to the bait. The bird of prey glides through the clouds over Colombia towards a mountain pass some 3,200 meters above the sea.
Ecology
Feb 17, 2021
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(Phys.org)—If you thought antifreeze was only something that was necessary to keep your car from freezing up in the winter, think again. Plants and animals living in cold climates have natural antifreeze proteins (AFPs) ...
Cell & Microbiology
Feb 18, 2013
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(Phys.org) —A team of researchers from Woods Hole Oceanographic Institution in the US has found significant amounts of particulate iron in runoff from glacial melting in Greenland. Their paper is published today in Nature ...
As the Arctic warms, greenhouse gases will be released from thawing permafrost faster and at significantly higher levels than previous estimates, according to survey results from 41 international scientists published in the ...
Earth Sciences
Nov 30, 2011
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Throughout evolution, living things have repeatedly developed physically distinct sexes, but how does this actually happen? A discovery in the multicellular green alga, Volvox carteri, has revealed the genetic origin of male ...
Plants & Animals
Jul 8, 2014
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In Israel's Negev Desert, a plant called sweet mignonette or taily weed uses a toxic "mustard oil bomb" to make the spiny mouse spit out the plant's seeds when eating the fruit. Thus, the plant has turned a seed-eating rodent ...
Plants & Animals
Jun 14, 2012
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