Archive: 12/07/2007
Nanotube-producing bacteria show manufacturing promise
Two engineers at the University of California, Riverside are part of a binational team that has found semiconducting nanotubes produced by living bacteria – a discovery that could help in the creation of a ...
Nanotechnology / Bio & Medicine
Dec 07, 2007 |
4.7 / 5 (32) |
0
Mechanism for regulation of growth and differentiation of adult muscle stem cells is revealed
During muscle regeneration, which is a natural response to injury and disease, environmental cues cause adult muscle stem cells (satellite cells) to shift from dormancy to actively building new muscle tissue.
Biology /
Dec 07, 2007 |
4.7 / 5 (3) |
0
New research may lead to better climate models for global warming, El Nino
One hundred fifty scientists from more than 40 universities in nine countries are starting a coordinated program aimed at gaining new insights about the Earth's climate and the complex, interconnected system involving the ...
Space & Earth / Earth Sciences
Dec 07, 2007 |
4.1 / 5 (10) |
1
Astronomer detects atmosphere of extra-solar planet
University of Texas at Austin astronomer and Hubble Fellow Seth Redfield has used the Hobby-Eberly Telescope (HET) at McDonald Observatory to make the first ground-based detection of the atmosphere of a planet ...
Dec 07, 2007 |
4.8 / 5 (62) |
0
Cognitive "fog" of normal aging linked to brain system disruption
Comparisons of the brains of young and old people have revealed that normal aging may cause cognitive decline due to deterioration of the connections among large-scale brain systems, including a decrease in ...
Dec 07, 2007 |
4.8 / 5 (6) |
0
Research reveals secrets of alcohol's effect on brain cells
Alcohol triggers the activation of a variety of genes that can influence the health and activity of brain cells, and new research from Weill Cornell Medical College in New York City sheds light on how that process occurs.
Dec 07, 2007 |
4.5 / 5 (43) |
0
New ambitious project to barcode an entire ecosystem
UC Berkeley researchers are leading an ambitious, first-of-its-kind effort to inventory all non-microbial life on the South Pacific island of Moorea. Supported by a new three-year, $5.2 million grant from ...
Biology /
Dec 07, 2007 |
3.5 / 5 (2) |
0
Mammoth effort brings out the best in Beethoven
A professor of music has spent 10 years examining every note of every authentic source of every Beethoven piano sonata to produce what he feels is the truest representation of the composer's work.
Dec 07, 2007 |
4.1 / 5 (11) |
0
New method exploits ancient mechanism to switch genes on and off at will
Since our ancestors first harnessed fire, we’ve used heat to cook burgers, forge steel and power rockets. Now, Rockefeller University researchers are using heat for another purpose: turning genes on and off ...
Biology /
Dec 07, 2007 |
4.5 / 5 (12) |
1
Cells use Velcro-like mechanism to keep viruses from spreading
Like mobsters, cells keep their friends close and their enemies — at least some of them — closer. According to new results from HIV researchers at Rockefeller University, one way that human cells prevent certain viruses from ...
Biology /
Dec 07, 2007 |
4.3 / 5 (7) |
0
Research links diet, gardening and lung cancer risk
By simply eating four or more servings of green salad a week and working in the garden once or twice a week, smokers and nonsmokers alike may be able to substantially reduce the risk of developing lung cancer, say researchers ...
Dec 07, 2007 |
4.6 / 5 (5) |
0
Is infant male circumcision an abuse of the rights of the child?
Circumcision is one of the commonest surgical procedures performed on males. Opponents argue that infant circumcision can cause both physical and psychological harm, while recent evidence shows that circumcision is medically ...
Dec 07, 2007 |
3.9 / 5 (13) |
8
Concept of patients' charters 'inadequate'
The concept of patients’ charters is inadequate and should be replaced with charters of health responsibilities, argues an expert in this week’s BMJ.
Dec 07, 2007 |
not rated yet |
0
Even in healthy elderly, brain systems become less coordinated
Some brain systems become less coordinated with age even in the absence of Alzheimer’s disease, according to a new study from Harvard University. The results help to explain why advanced age is often accompanied ...
Dec 07, 2007 |
5 / 5 (4) |
0
Managers to Discuss Atlantis Launch Today
The launch of NASA's space shuttle Atlantis will take place no earlier than Saturday, Dec. 8, at 3:43 p.m. EST. Thursday's scheduled liftoff from NASA's Kennedy Space Center, Fla., was postponed because of ...
Space & Earth / Space Exploration
Dec 07, 2007 |
1 / 5 (1) |
0
