There are two species of lice that infest humans: pubic lice, Pthirus pubis, and human head and body lice, Pediculus humanus. A new article in BioMed Central's open access Journal of Biology suggests one explanation for the ...
Feb 11, 2009
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(Phys.org) —According to Benjamin Franklin, "nothing can be said to be certain, except death and taxes." But what if Franklin had it wrong—at least about death? University of Georgia ecologist Richard P. Shefferson explored ...
Ecology
Sep 5, 2013
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Shark skin has long been known to improve the fish's swimming performance by reducing drag, but now George Lauder and Johannes Oeffner from Harvard University show that in addition, the skin generates thrust, giving the fish ...
Plants & Animals
Feb 9, 2012
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The energetic costs of fighting off simple respiratory infections result in heightened resting metabolic rates and lower testosterone levels in men, an Indiana University anthropologist shows in research pointed toward quantifying ...
Other
Jul 16, 2010
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Genomes are catalogs of hereditary information that determine whether an organism becomes a plant, animal, fungus or microbe, and whether the organism is adapted to its surroundings. Determining the sequence of DNA within ...
Biotechnology
Feb 27, 2012
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Biologists at UC San Diego have discovered that a small dose of a commonly used crop pesticide turns honey bees into "picky eaters" and affects their ability to recruit their nestmates to otherwise good sources of food.
Plants & Animals
May 24, 2012
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Surface appearances can be so misleading: In most forests, the amount of carbon held in soils is substantially greater than the amount contained in the trees themselves.
Environment
Apr 1, 2013
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As New Year's Eve approaches, many people will experience the familiar buzz that comes from imbibing a favorite cocktail or glass of wine.
Molecular & Computational biology
Dec 26, 2018
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Immediately after emerging from their underground nests on the lush beaches of eastern Florida, loggerhead sea turtles scramble into the sea and embark alone on a migration that takes them around the entire North Atlantic ...
Plants & Animals
May 15, 2012
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(Phys.org)—Crabs living half-a-mile down in the ocean, beyond the reach of sunlight, have a sort of color vision combining sensitivity to blue and ultraviolet light. Their detection of shorter wavelengths may give the crabs ...
Plants & Animals
Sep 6, 2012
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