If you're a sagebrush and your nearby kin is being eaten by a grasshopper, deer, jackrabbit, caterpillar or other predator, it's good to be closely related. Through volatile (chemical) cues, your kin will inform you of the ...
Plants & Animals
Feb 14, 2013
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Humans are much more inclined to cooperate than are their closest evolutionary relatives. The prevailing wisdom about why this is true has long been focused on the idea of altruism: we go out of our way to do nice things ...
Social Sciences
Nov 19, 2012
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Scientists have estimated that there are 1.7 million species of animals, plants and algae on earth, and new species continue to be discovered. Unfortunately, as new species are found, many are also disappearing, contributing ...
Mathematics
Nov 12, 2012
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When it comes to sex, animals of all shapes and sizes tend behave in predictable ways. There may be a chemical reason for that. New research from Rockefeller University has shown that chemicals in the brain—neuropeptides ...
Plants & Animals
Oct 26, 2012
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(Phys.org)—New research suggests that violent video games may not make players more aggressive – if they play cooperatively with other people. In two studies, researchers found that college students who teamed up to play ...
Social Sciences
Sep 4, 2012
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Cichlid male nannies help out, especially if they've been sneaking.
Plants & Animals
Oct 12, 2011
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They can be found everywhere -- organized communities of bacteria sticking to surfaces both inside and outside the body. These biofilms are responsible for some of the most virulent, antibiotic-resistant infections in humans; ...
Cell & Microbiology
Jun 24, 2011
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(PhysOrg.com) -- Leks, they're called, gatherings of males of certain animal species for competitive mating displays. But not every lek's members are competitors, scientists have learned. Some--birds called wire-tailed manakins, ...
Ecology
Jun 22, 2011
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A School of Science at Indiana University-Purdue University Indianapolis biophysicist has developed a new method to identify communication pathways connecting distant regions within proteins.
Biochemistry
Jan 31, 2011
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While scientists believe that climate change and related extreme weather events such as drought and flooding will likely affect the earth's flora and fauna, just how much is not known. A new study by researchers Walter Jetz ...
Plants & Animals
Jan 11, 2011
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