News tagged with public library of science
Scientists show that female fruit flies can be 'too attractive' to males
Dec 08, 2009 |
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Females can be too attractive to the opposite sex -- too attractive for their own good -- say biologists at UC Santa Barbara. They found that, among fruit flies, too much male attention directed toward attractive ...
Researchers discover mechanism that prevents two species from reproducing
Oct 26, 2009 |
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Cornell researchers have discovered a genetic mechanism in fruit flies that prevents two closely related species from reproducing, a finding that offers clues to how species evolve.
Stanford researchers show adaptation plays a significant role in human evolution
Biology /
Jan 16, 2009 |
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For years researchers have puzzled over whether adaptation plays a major role in human evolution or whether most changes are due to neutral, random selection of genes and traits.
Male crickets with bigger heads are better fighters, study reveals
Biology /
Jan 05, 2009 |
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(PhysOrg.com) -- Observing and betting on cricket fights has been part of Chinese cultural tradition since at least the Sung Dynasty (A.D. 960-1278). This ancient practice has resulted in a detailed list of characteristics ...
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Researchers discover new ways to treat chronic infections
13 hours ago |
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Researchers at Binghamton University, State University of New York, have identified three key regulators required for the formation and development of biofilms. The discovery could lead to new ways of treating ...
Climate Wizard makes large databases of climate information visual, accessible
Dec 15, 2009 |
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A Web tool that generates color maps of projected temperature and precipitation changes using 16 of the world's most prominent climate-change models is being used to consider such things as habitat shifts that will affect ...
Patenting melon juice? Not if India gets its way...
Dec 11, 2009 |
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Fed up with foreign companies patenting traditional medicine from India, the country's top scientific body is compiling a giant database of everything from yoga positions to medicinal fruit juice.
Old math reveals new thinking in children's cognitive development
Dec 11, 2009 |
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Five-year-olds can reason about the world from multiple perspectives simultaneously, according to a new theory by researchers in Japan and Australia. Using an established branch of mathematics called Category Theory, the ...
Texting, tweeting ought to be viewed as GR8 teaching tools, scholar says
Dec 10, 2009 |
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The impact of text messaging on the decline of formal writing among teens has been debated in pedagogical circles ever since cell-phone ownership became an adolescent rite of passage in the mid-2000s. But ...
The changing pattern of childhood blindness in developing countries
Dec 08, 2009 |
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"Changing patterns of global childhood blindness suggest a reassessment of research, training, and programmatic needs," says a team of eye specialists from India, Malawi, and Tanzania.
Association of tight glycemic control with road crashes in diabetic patients
Dec 08, 2009 |
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A study from Canada published this week in PLoS Medicine suggests an association between tighter glycemic control and an increased risk of a motor vehicle crash in diabetic adults. Using a population-based case control analys ...
Validity of cost-effectiveness models based on randomized clinical trials
Dec 08, 2009 |
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Cost-effectiveness studies are widely used to guide prescribing policy in many countries, as part of health technology assessment programmes. However, a new study published this week in PLoS Medicine by Tjeerd-Pieter van St ...
New computer model could lead to safer stents
Dec 07, 2009 |
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After suffering heart attacks, patients often receive stents designed to hold their arteries open. Some of these stents release drugs that are meant to halt tissue growth in arteries, but can have life-threatening side effects ...
Music and speech based on human biology (w/ Video)
Medicine & Health / Neuroscience
Dec 03, 2009 |
4.6 / 5 (10) |
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(PhysOrg.com) -- A pair of studies by Duke University neuroscientists shows powerful new evidence of a deep biological link between human music and speech.
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