Archive: 09/17/2007
Mercury concentrations in fish respond quickly to increased deposition
A joint Canadian-American research team have, for the first time, demonstrated that mercury concentrations in fish respond directly to changes in atmospheric deposition of the chemical. The international team’s research ...
Sep 17, 2007 |
4.2 / 5 (5) |
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Scientists unlock secrets of protein folding
A team led by biophysicist Jeremy Smith of the University of Tennessee and Oak Ridge National Laboratory has taken a significant step toward unraveling the mystery of how proteins fold into unique, three-dimensional shapes.
Biology /
Sep 17, 2007 |
4.6 / 5 (69) |
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Researchers shed new light on hybrid animals
What began more than 50 years ago as a way to improve fishing bait in California has led a University of Tennessee researcher to a significant finding about how animal species interact and that raises important ...
Biology /
Sep 17, 2007 |
4.1 / 5 (31) |
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Scientists identify fundamental brain defect, probable drug target in fragile X syndrome
Scientists have discovered how the gene mutation responsible for fragile X syndrome--the most common inherited form of mental retardation--alters the way brain cells communicate. In neurons cultured from laboratory rats, ...
Sep 17, 2007 |
4.6 / 5 (9) |
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Patients with head and neck cancer may have impairment of some driving skills
A preliminary study suggests that patients with cancer in the head and neck region may have inferior performance in some driving skills compared with individuals without the disease, according to a report in the September ...
Sep 17, 2007 |
3 / 5 (3) |
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New microsensor measures volatile organic compounds in water and air on-site
Researchers at the Georgia Institute of Technology have developed a miniature sensor that uses polymer membranes deposited on a tiny silicon disk to measure pollutants present in aqueous or gaseous environments. ...
Sep 17, 2007 |
2 / 5 (4) |
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Study refutes belief that black men have more aggressive prostate cancer
A University of Minnesota study of prostate cancer tumors from Caucasian and African-American men has shown no evidence that the cancer is more aggressive in black men. Lead investigator Akhouri Sinha, a professor of genetics, ...
Sep 17, 2007 |
1 / 5 (1) |
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Children of divorce less likely to care for elderly parents
For better or worse, baby boomers approach retirement with more complex marital histories than previous generations. Temple University researcher Adam Davey, Ph.D. has found the impact of these events — divorces, widowhood, ...
Medicine & Health / Psychology & Psychiatry
Sep 17, 2007 |
4.9 / 5 (8) |
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Scientists learn structure of enzyme in unusual virus
Biologists have determined the three-dimensional structure of an unusual viral enzyme that is required in the assembly of new viruses.
Biology /
Sep 17, 2007 |
4.6 / 5 (5) |
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Working hard or hardly working? Researcher studies effects of job simplification on employee productivity
Outsourcing. Offshoring. Compartmentalizing. More than corporate buzzwords, these trends are redefining the nature of work for millions of Americans, as well as their counterparts all over the world. But what are the ramifications ...
Sep 17, 2007 |
4.6 / 5 (20) |
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Georgia Tech Takes Comprehensive Biofuels Approach
We feel it at the pump. Fuel prices are at record highs and so is the demand for alternative fuels. But major scientific and technological advances are still required before economically viable alternative ...
Technology / Energy & Green Tech
Sep 17, 2007 |
3.4 / 5 (7) |
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Study finds full-spectrum lighting has no effect on restaurant sales
A real-life test of full-spectrum lamps in a local restaurant found no support for the idea that full-spectrum light changes diners' behavior, according to a new report issued by the Cornell Center for Hospitality Research.
Sep 17, 2007 |
3.3 / 5 (3) |
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Research overturns accepted notion of neutron's electrical properties
For two generations of physicists, it has been a standard belief that the neutron, an electrically neutral elementary particle and a primary component of an atom, actually carries a positive charge at its center and an offsetting ...
Sep 17, 2007 |
4.7 / 5 (114) |
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JILA Finds Flaw in Model Describing DNA Elasticity
DNA, the biomolecule that provides the blueprint for life, has a lesser-known identity as a stretchy polymer. JILA scientists have found a flaw in the most common model for DNA elasticity, a discovery that will improve the ...
Sep 17, 2007 |
not rated yet |
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New Method of Studying Ancient Fossils Points to Carbon Dioxide As a Driver of Global Warming
A team of American and Canadian scientists has devised a new way to study Earth's past climate by analyzing the chemical composition of ancient marine fossils. The first published tests with the method further support the ...
Sep 17, 2007 |
3.1 / 5 (23) |
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