Archive: 12/04/2006
How to feed a black hole
A special magnetic effect, the so-called magnetorotational instability (MRI), plays a key role in the formation of stars and planetary systems. It is also what feeds the black holes in the center of galaxies. For the first ...
Dec 04, 2006 |
4.4 / 5 (29) |
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Gene-bender proteins may sway to DNA
Among the many genes packed into each cell of our body, those that get turned on, or expressed, are the ones that make us who we are. Certain proteins do the job of regulating gene expression by clasping onto key spots of ...
Biology /
Dec 04, 2006 |
3.5 / 5 (2) |
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Mapping the wake of a pending quake
Research into ancient earthquakes by scientists at USC and Caltech shows that within the next few decades another tsunami from another giant earthquake is likely to flood densely populated sections of western coastal Sumatra, ...
Space & Earth / Earth Sciences
Dec 04, 2006 |
3.4 / 5 (7) |
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Scientists uncover speedometer for crystal growth controlled by biomolecule properties
From gemstones to transistors, crystals are everywhere in our daily lives. Crystals also make up the mineralized skeletons of all organisms, including seashells and our own teeth and bones. Perhaps the most widely used biominerals ...
Dec 04, 2006 |
3.1 / 5 (8) |
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Python shrine found in Botswana
A Norway-based archaeologist has found a cave in Botswana that appears to be a 70,000-year-old religious shrine.
Other Sciences / Archaeology & Fossils
Dec 04, 2006 |
3.6 / 5 (7) |
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Siemens Competition winners are announced
A U.S. high school senior has won the grand prize scholarship in the Siemens Competition in Math, Science and Technology for his research in mathematics.
Dec 04, 2006 |
2 / 5 (3) |
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Terahertz-controlling device is built
U.S. government scientists say they've built a device that can manipulate terahertz radiation, perhaps leading to new imaging and communications devices.
Dec 04, 2006 |
4.3 / 5 (12) |
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Scientists develop a new way to target Alzheimer's disease
The pathological embrace between two proteins plays a key role in the development of Alzheimer's disease by triggering the formation of neuron-killing plaques of amyloid beta protein. Now a group of scientists at NYU School ...
Dec 04, 2006 |
4.3 / 5 (4) |
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City kids with asthma lose out on preventive treatment
A new study by specialists at the Johns Hopkins Children's Center and elsewhere suggests that only one in five inner-city children with chronic asthma gets enough medicine to control dangerous flare-ups of the disease.
Dec 04, 2006 |
3 / 5 (1) |
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Technology can't replace doctors' judgment in reading mammograms
Radiologists should not become too dependent on the use of computer-assisted detection (CAD) technology when reading screening mammograms because the doctors can see lesions that CAD sometimes misses. This is according to ...
Dec 04, 2006 |
3.5 / 5 (2) |
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CU-Boulder space station experiments to involve k-12 students around the globe
A high-flying K-12 education effort by the University of Colorado at Boulder will feature two science investigations launching on a NASA space shuttle this week and continuing on for extended stays aboard the International ...
Space & Earth / Space Exploration
Dec 04, 2006 |
1 / 5 (1) |
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Young children learn to tell fact from fiction
Children are able to distinguish between reality and fantasy between the ages of 3 and 5, according to new research at The University of Texas at Austin.
Medicine & Health / Psychology & Psychiatry
Dec 04, 2006 |
3.2 / 5 (5) |
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Men's testosterone levels predict competitiveness
After a man loses a challenge, whether or not he is willing to get back into the game depends on changes in his testosterone levels, according to new research at The University of Texas at Austin.
Dec 04, 2006 |
4.2 / 5 (21) |
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Sony Now Shipping 50GB Dual Layer Blu-Ray Disc in the U.S.
Sony Electronics has begun U.S. shipments of 50GB dual layer Blu-ray Disc recordable (write-once) media with AccuCORE technology.
Electronics / Consumer & Gadgets
Dec 04, 2006 |
1.8 / 5 (8) |
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Samsung to Showcase Mobile Broadband 4G Technology
Samsung Electronics is putting on an ambitious showcase of its latest telecommunication technologies at the ITU Telecom World 2006 being held in Hong Kong , China from December 4 to 8.
Dec 04, 2006 |
1 / 5 (4) |
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