Archive: 01/12/2007
Stock options may cost shareholders much less than previously thought
Controversial stock options for company executives may be much less costly to shareholders than current mathematical models suggest, according to research presented Jan. 5 by Tim Leung of Princeton's Department of Operations ...
Jan 12, 2007 |
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Scientists crack the genome of the parasite causing trichomoniasis
Scientists have finally deciphered the genome of the parasite causing trichomoniasis, a feat that is already providing new approaches to improve the diagnosis and treatment of this sexually transmitted disease. ...
Medicine & Health / Medical research
Jan 12, 2007 |
4.3 / 5 (12) |
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Canadian study shows bilingualism has protective effect in delaying onset of dementia by four years
Canadian scientists have found astonishing evidence that the lifelong use of two languages can help delay the onset of dementia symptoms by four years compared to people who are monolingual.
Medicine & Health / Medical research
Jan 12, 2007 |
5 / 5 (1) |
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New method provides better earthquake warnings
The new method of analysis makes it possible to estimate the complete stress tensor and monitor changes in the magnitude of stress and the instability of faults, which roots the analysis in physics in a manner that earthquake ...
Space & Earth / Earth Sciences
Jan 12, 2007 |
2 / 5 (1) |
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Exploring the molecular origin of blood clot flexibility
How do blood clots maintain that precise balance of stiffness for wound healing and flexibility to go with the flow? Researchers at the University of Pennsylvania School of Medicine and the School of Arts and ...
Biology /
Jan 12, 2007 |
5 / 5 (1) |
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Soho prepares for comet McNaught
Recently, sky watchers in the Northern Hemisphere have been enjoying the sight of Comet McNaught in the twilight sky. Now, solar physicists using the ESA-NASA SOHO spacecraft are getting ready for their view. ...
Jan 12, 2007 |
3.7 / 5 (9) |
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Gene that makes people 'early to bed and early to rise' demystified
The recent discovery that a mutant "clock" gene made some people "early to bed and early to rise," a condition known as familial advanced sleep phase syndrome (FASPS), offered one of the first glimpses into the genetic basis ...
Medicine & Health / Medical research
Jan 12, 2007 |
4.6 / 5 (13) |
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Large size crucial for Amazon forest reserves
An international research team has discovered that the size of Amazon forest reserves is yet more important than previously thought. Their findings, to be published this week in the journal Science, underscore the import ...
Space & Earth / Earth Sciences
Jan 12, 2007 |
4.5 / 5 (10) |
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Scientists discover new life forms in the Arctic Ocean
An international group of researchers has succeeded in identifying a previously unknown group of algae. As currently reported in the scientific journal Science, the newly discovered algae are found among the sm ...
Biology /
Jan 12, 2007 |
4.2 / 5 (36) |
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Scientists find potential 'off-switch' for HIV virus
While there is no cure for lingering viral infections such as HIV and herpes, a recent study at Princeton University suggests it may be possible to deactivate such viruses indefinitely with the flick of a genetic switch.
Medicine & Health / Medical research
Jan 12, 2007 |
4.8 / 5 (22) |
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It takes a village -- Female ducks negotiate joint rearing of ducklings
Female eider ducks are well known to team up and share the work of rearing ducklings, but it now appears that they also negotiate not only how much effort each puts into the partnership, but also profit-sharing. ...
Biology /
Jan 12, 2007 |
4.8 / 5 (9) |
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Earliest evidence of modern humans in Europe discovered
Modern humans who first arose in Africa had moved into Europe as far back as about 45,000 years ago, according to a new study by an international research team led by the Russian Academy of Sciences and the ...
Other Sciences / Archaeology & Fossils
Jan 12, 2007 |
4.4 / 5 (27) |
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New molecular pathway could reveal how cells stick together
Researchers at Rensselaer Polytechnic Institute have found a new pathway by which cells change their adhesive properties. With a $1.4 million grant from the National Institutes of Health, they plan to fill in the details ...
Biology /
Jan 12, 2007 |
4.5 / 5 (2) |
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