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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When a female mates with several males, these will compete over the fertilization her eggs. This is an important evolutionary force that has led to the evolution of a diversity of male sexual organ morphologies. This is revealed ...
Plants & Animals
Oct 25, 2012
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(Phys.org)—At any given moment, millions of cells are on the move in the human body, typically on their way to aid in immune response, make repairs, or provide some other benefit to the structures around them. When the ...
Cell & Microbiology
Sep 20, 2012
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As the national waistline expands, so do pools of intra-cellular fat known as lipid droplets. Although most of us wish our lipid droplets would vanish, they represent a cellular paradox: on the one hand droplets play beneficial ...
Cell & Microbiology
Aug 29, 2012
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Formosan subterranean termites could be in for a real headache. U.S. Department of Agriculture (USDA) scientists have identified species of roundworms, or "nematodes," that invade the termite brains and offer a potential ...
Ecology
Aug 22, 2012
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Biochemist Alejandro Heuck at the University of Massachusetts Amherst recently received a five-year, $950,000 grant from the National Institutes of Health to map the molecular structure of a needle-like tool used by deadly ...
Biochemistry
Jun 28, 2012
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(Phys.org) -- The specific mechanisms by which humans and other animals are able to discriminate between disease-causing microbes and innocuous ones in order to rapidly respond to infections have long been a mystery to scientists. ...
Cell & Microbiology
Apr 13, 2012
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Rapidly dividing cancer cells are skilled at patching up damage that would stop normal cells in their tracks, including wear and tear of telomeres, the protective caps at the end of each chromosome.
Cell & Microbiology
Mar 21, 2012
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The NemaSym Research Coordination Network is an opportunity for scientists to collaborate on nematode research.
Cell & Microbiology
Feb 21, 2012
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When rabbis from the Orthodox Union started finding worms in cans of sardines and capelin eggs, they turned to scientists at the American Museum of Natural History to answer a culturally significant dietary question: could ...
Plants & Animals
Feb 14, 2012
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