Catastrophic mass extinction of birds in Pacific Islands followed arrival of first people, research shows
Predictions of climate impacts on fisheries can be a mirage: New mathematical tool helps avoid misleading conclusions
In the early 1940s, California fishermen hauled in a historic bounty of sardine at a time that set the backdrop for John Steinbeck's "Cannery Row" novel. But by the end of the decade the nets came up empty and the fishery ...
Mar 25, 2013
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Natural climate swings contribute more to increased monsoon rainfall than global warming
Natural swings in the climate have significantly intensified Northern Hemisphere monsoon rainfall, showing that these swings must be taken into account for climate predictions in the coming decades. The findings ...
Mar 20, 2013
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Mechanical forces play major role in regulating cells
Researchers have for the first time demonstrated that mechanical forces can control the depolymerization of actin, a critical protein that provides the major force-bearing structure in the cytoskeletons of ...
Mar 20, 2013
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Study of grinding stones suggests adaption to ice age may have led to birth of agriculture in China
(Phys.org) —A researcher from Stanford's Archaeology Center, working with colleagues in China has found evidence to support the notion that early hunter-gatherers in China turned to processing plant foods ...
Mar 20, 2013
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Research suggests complex genetic heritage in three cicada species
(Phys.org) —A paper co-authored by ecology and evolutionary biology professor Chris Simon, two UConn research associates, and other colleagues, offers genetic proof that three common species of cicada, ...
Mar 20, 2013
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Researchers identify fish protein that may inhibit cancer metastasis
Researchers at the University of Maryland School of Medicine have identified a peptide, or protein, derived from Pacific cod that may inhibit prostate cancer and possibly other cancers from spreading, according to preclinical ...
Mar 19, 2013
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Researchers identify virus that causes horse hepatitis
(Phys.org) —Theiler's Disease is one of the most common causes of equine hepatitis. Death rates in horses that develop symptoms range between 50 and 90 percent. Although veterinarians have known about ...
Mar 19, 2013
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DNA catalysts do the work of protein enzymes
(Phys.org) —Illinois chemists have used DNA to do a protein's job, creating opportunities for DNA to find work in more areas of biology, chemistry and medicine than ever before.
Mar 19, 2013
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Fossil find adds three million years to oldest known old-world monkey
(Phys.org) —Researchers from the United States have identified fossilized remains found in Kenya seven years ago, as those belonging to an old-world monkey (Cercopithecidae) and relative of modern probos ...
Mar 19, 2013
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Under California: An ancient tectonic plate
(Phys.org) —The Isabella anomaly—indications of a large mass of cool, dehydrated material about 100 kilometers beneath central California—is in fact a surviving slab of the Farallon oceanic plate. Most ...
Mar 18, 2013
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Tenfold increase in hurricane frequency this century, research predicts
By examining the frequency of extreme storm surges in the past, previous research has shown that there was an increasing tendency for storm hurricane surges when the climate was warmer. But how much worse ...
Mar 18, 2013
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Computer models show how deep carbon could return to Earth's surface
Computer simulations of water under extreme pressure are helping geochemists understand how carbon might be recycled from hundreds of miles below the Earth's surface. The work, by researchers at the University ...
Mar 18, 2013
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Scientists develop a biodegradable nanoparticle that effectively resolves inflammation
(Phys.org) —Inflammation is the body's natural defense mechanism against invading organisms and tissue injury. In acute inflammation, the pathogen or inflammatory mediators are cleared away and homeostasis ...
Mar 18, 2013
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Study of dragonfly prey detection wins PNAS Cozzarelli Prize
