Fear of predators may be a bigger killer than the predators themselves
Biology /
Aug 19, 2008 |
4.6 / 5 (5) |
0
(PhysOrg.com) -- When biologists consider the effects that predators have on their prey, they shouldn’t just count the number of individuals consumed. According to a University of Rhode Island ecologist, they must also examine ...
Rifamycin antibiotics attack tuberculosis bacteria with walls, not signals
Aug 19, 2008 |
4.8 / 5 (4) |
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(PhysOrg.com) -- Amid concerns about the rising number of new tuberculosis cases worldwide, researchers led by Rockefeller University’s Seth A. Darst have reexamined and disproved a theory that describes how ...
Getting to the root of the matter
Aug 19, 2008 |
5 / 5 (3) |
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Like most things that exist underground, plant roots are out-of-sight and easily forgotten, but while flowers, leaves, and other aboveground plant parts are more familiar, plant roots are equally deserving of our appreciation. ...
Rice lab finds molecular clues to Wilson disease
Biology /
Aug 19, 2008 |
5 / 5 (3) |
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Using a combination of computer simulations and cutting-edge lab experiments, physical biochemists at Rice University have discovered how a small genetic mutation -- which is known to cause Wilson disease ...
Calculators okay in math class, if students know the facts first
Aug 19, 2008 |
4.3 / 5 (3) |
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Calculators are useful tools in elementary mathematics classes, if students already have some basic skills, new research has found. The findings shed light on the debate about whether and when calculators should be used in ...
Arsenic exposure could increase diabetes risk
Aug 19, 2008 |
4.3 / 5 (3) |
1
Inorganic arsenic, commonly found in ground water in certain areas, may increase the risk of developing type 2 diabetes, according to a study by researchers at the Johns Hopkins Bloomberg School of Public Health. The study ...
Limbs saved by menstrual blood stem cells
Aug 19, 2008 |
4.5 / 5 (2) |
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Cells obtained from menstrual blood, termed 'endometrial regenerative cells' (ERCs) are capable of restoring blood flow in an animal model of advanced peripheral artery disease. A study published today in BioMed Central's ...
Candy-coating keeps proteins sweet
Aug 19, 2008 |
4.5 / 5 (2) |
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Sugar-frosting isn’t just for livening up boring bran flakes; it can also preserve important therapeutic proteins. Researchers at the National Institute of Standards and Technology have developed a fast, inexpensive and effective ...
Low level cadmium exposure linked to lung disease
Aug 19, 2008 |
4 / 5 (2) |
2
(PhysOrg.com) -- New research suggests that cadmium is one of the critical ingredients causing emphysema, and even low-level exposure attained through second-hand smoke and other means may also increase the chance of developing ...
Education needed to decrease teens' misconception about emergency contraception
Aug 19, 2008 |
5 / 5 (1) |
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Targeted health education may help urban, minority adolescent women better understand how the emergency contraception pill works and eliminate some misconceptions about side effects, confidentiality and accessibility, according ...
The price of power at work?
Aug 19, 2008 |
5 / 5 (1) |
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Individuals with a more senior level of job authority have higher levels of interpersonal conflict according to new research out of the University of Toronto.
Measuring calcium in serpentine soils
Aug 19, 2008 |
5 / 5 (1) |
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Serpentine soils contain highly variable amounts of calcium, making them marginal lands for farming. Successful management of serpentine soils requires accurate measurement of the calcium they hold. Research published this ...
NASA Engineers Complete Engine Test Series For Ares I Rocket
Space & Earth / Space Exploration
Aug 19, 2008 |
5 / 5 (1) |
0
(PhysOrg.com) -- Engineers at NASA's Marshall Space Flight Center in Huntsville, Ala., have completed a series of tests on a key component of the J-2X engine. The J-2X powers the upper stage of the Ares I rocket, which will ...
Patients recover from West Nile virus after one year
Aug 19, 2008 |
5 / 5 (1) |
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(PhysOrg.com) -- People infected with West Nile virus seem to return to normal within one year of experiencing symptoms, a new McMaster study has found. The study, published today in the Annals of Internal Medicine, is the ...
Controlling the size of nanoclusters
Aug 19, 2008 |
2 / 5 (2) |
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Melissa Patterson, a W. Burghardt Turner Fellow at Stony Brook University (SBU), will give a talk at the American Chemical Society's national meeting in Philadelphia on controlling the size of nanoclusters, research she performed ...
