Study Confirms Amphibians' Ability to Predict Changes in Biodiversity
Biology /
Oct 28, 2008 |
4.4 / 5 (9) |
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(PhysOrg.com) -- Biologists have long suspected that amphibians, whose moist permeable skins make them susceptible to slight changes in the environment, might be good bellwethers for impending alterations ...
Insect world royalty shows they really count... up to four
Biology /
Oct 28, 2008 |
4.3 / 5 (9) |
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(PhysOrg.com) -- Research led by the head of visual neuroscience at UQ's Queensland Brain Institute (QBI) has demonstrated honey bees are capable of routinely counting up to four.
Researchers find key to Sonic hedgehog control of brain development
Oct 28, 2008 |
4.4 / 5 (7) |
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University of Pennsylvania School of Medicine researchers have discovered how the expression of the Sonic hedgehog gene is regulated during brain development and how mutations that alter this process cause ...
How toxic environmental chemical DBT affects the immune system
Oct 28, 2008 |
5 / 5 (6) |
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An international team of researchers at the University of California, San Diego School of Medicine and the University of Basel in Switzerland have issued a report on the mechanism of toxicity of a chemical compound called ...
A face by any other name: Seeing racial bias
Oct 28, 2008 |
3.5 / 5 (8) |
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If Barack Obama had taken his mother's surname and kept his childhood nickname, American voters might literally see "Barry Dunham" as a quite different presidential candidate, a new study suggests. A name significantly changes ...
Global warming is killing frogs and salamanders in Yellowstone Park
Biology /
Oct 28, 2008 |
2.8 / 5 (9) |
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(PhysOrg.com) -- Frogs and salamanders, those amphibious bellwethers of environmental danger, are being killed in Yellowstone National Park. The predator, Stanford researchers say, is global warming.
Stress affects older adults more than young adults
Medicine & Health / Psychology & Psychiatry
Oct 28, 2008 |
4.8 / 5 (5) |
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Life can be stressful, whether you're an individual watching the stock market crash or a commuter stuck in traffic. A new study, forthcoming in the journal Psychological Science, examines how stress affects decision-making and fi ...
Scientists unveil mechanism for 'up and down' in plants
Biology /
Oct 28, 2008 |
4.8 / 5 (5) |
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VIB researchers at Ghent University, Belgium, discovered how the transport of an important plant hormone is organized in a way that the plant knows in which direction its roots and leaves have to grow. They discovered how ...
Researchers apply systems biology and glycomics to study human inflammatory diseases
Oct 28, 2008 |
4.8 / 5 (5) |
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An innovative systems biology approach to understanding the carbohydrate structures in cells is leading to new ways to understand how inflammatory illnesses and cardiovascular disease develop in humans. The work was described ...
Green neighborhoods may reduce childhood obesity
Oct 28, 2008 |
4.2 / 5 (5) |
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Childhood obesity can lead to type 2 diabetes, asthma, hypertension, sleep apnea and emotional distress. Obese children and youth are likely to be obese as adults, experience more cardiovascular disease, high blood pressure ...
K-State physics lab becoming a frontrunner in ultrafast laser research
Oct 28, 2008 |
4.2 / 5 (5) |
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For decades, the J.R. Macdonald Laboratory at Kansas State University has been known worldwide as a center for atomic collision physics using particle accelerators. Now, researchers at the lab are working toward making it ...
Long term strategy needed for reducing greenhouse gases
Oct 28, 2008 |
2.6 / 5 (8) |
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Carbon dioxide will continue to rise even if current national and international targets for reducing emissions are met, scientists warn. But, they say, strong action taken now – such as the 80% target recently ...
Methylmercury warning
Oct 28, 2008 |
5 / 5 (4) |
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Recent studies hint that exposure to the toxic chemicals, such as methylmercury can cause harm at levels previously considered safe. A new analysis of the epidemiological evidence in the International Journal of Environment an ...
Salmon smolt survival similar in Columbia and Fraser rivers
Biology /
Oct 28, 2008 |
4.5 / 5 (4) |
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A new study by researchers in Oregon and British Columbia has found that survival of juvenile salmon and steelhead during their migration to the sea through two large Northwest rivers – the Columbia and the Fraser – is remarkably ...
A need for improved efficiency in nanomanufacturing
Nanotechnology / Bio & Medicine
Oct 28, 2008 |
4.5 / 5 (4) |
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New research shows that environmental gains derived from the use of nanomaterials may be offset in part by the processes used to manufacture them. Research published in a special issue of the Journal of Industrial Ecology, a peer ...
