Smithsonian scientists and colleagues report that snails successfully crossed Central America, long considered an impenetrable barrier to marine organisms, twice in the past million years -- both times probably by flying ...
Plants & Animals
Sep 14, 2011
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The DNA evidence is in, and Ben Franklin didn't do it. Genetic tests on more than 1,000 Chinese tallow trees from the United States and China show the famed U.S. statesman did not import the tallow trees that are overrunning ...
Ecology
Jul 29, 2011
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(PhysOrg.com) -- The decline of large predators and other "apex consumers" at the top of the food chain has disrupted ecosystems all over the planet, according to a review of recent findings conducted by an international ...
Ecology
Jul 19, 2011
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The recent field of invasion biology faces a new challenge as 19 eminent ecologists issue a call to "end the bias against non-native species" in the journal Nature.
Ecology
Jun 8, 2011
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A research article May 12 in Science demonstrates the use of computational methods to design new antiviral proteins not found in nature, but capable of targeting specific surfaces of flu virus molecules.
Biochemistry
May 13, 2011
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(PhysOrg.com) -- Invasive species cost more than $100 billion a year in damages in the United States, according to the United States Department of Agriculture. While most researchers attribute their success to a lack of natural ...
Ecology
Apr 12, 2011
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A new study on biological invasions based on extensive data of alien species from 10 taxonomic groups and 28 European countries has shown that patterns of established alien species richness are more related to historical ...
Ecology
Dec 20, 2010
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A new study of biological invasions in Europe found they were linked not so much to changes in climate or land cover, but to two dominant factors - more money and more people.
Ecology
Jun 7, 2010
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Kudzu, an invasive vine that is spreading across the southeastern United States and northward, is a major contributor to large-scale increases of the pollutant surface ozone, according to a study published the week of May ...
Earth Sciences
May 17, 2010
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One of the most common house ant species might have been built for living in some of the smallest spaces in a forest, but the ants have found ways to take advantage of the comforts of city living.
Plants & Animals
Mar 30, 2010
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