Researchers conduct first molecular simulation of a long DNA strand
Biology /
Dec 14, 2006 |
3.7 / 5 (3) |
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It turns out that sequencing the human genome--determining the order of DNA building blocks--has not completely cracked the code of how DNA directs various cellular processes. In addition to the sequence of the base pairs, ...
Researchers hope to use quakes to unlock secrets about Earth's crust
Space & Earth / Earth Sciences
Dec 14, 2006 |
3.3 / 5 (3) |
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Over the past several decades, the United States Government established the Global Seismographic Network to monitor nuclear explosions worldwide. That network has also proven to be a crucial source of information for geologists ...
'Little foot' skeleton is dated
Other Sciences / Archaeology & Fossils
Dec 14, 2006 |
5 / 5 (2) |
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British scientists have dated an ape-man skeleton at 2.2 million years old, suggesting it might not be part of the ancestral tree leading to Homo sapiens.
Energy survey reveals gap between attitudes and action
Dec 14, 2006 |
4.5 / 5 (2) |
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A new survey of public attitudes towards energy and the environment has shown a clear divergence between people’s views as citizens and their actions as consumers.
Stem cell study reveals cells' capability in mouse brain tissue repair
Dec 14, 2006 |
3.5 / 5 (2) |
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UCSF scientists have determined that adult stem cells in a specific region of the mouse brain have a built-in mechanism that allows the cells to participate in the repair and remodeling of damaged tissue in the region.
Researchers create genetically matched embryonic stem cells for transplantation
Dec 14, 2006 |
3.5 / 5 (2) |
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Researchers at Children's Hospital Boston report a new and efficient strategy, using eggs alone, for creating mouse embryonic stem cells that can be transplanted without the risk of rejection because the cells are compatible ...
Researchers barcode DNA of 6,000 fungi species in Venice museum
Dec 14, 2006 |
3 / 5 (2) |
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In the storerooms of a Venice, Italy, museum, a University of California, Berkeley, scholar and Italian experts are at work on a rare collection, but the objects aren't Renaissance paintings or the art of ancient ...
Study reveals molecular basis of botulism toxin's deadly activity
Dec 14, 2006 |
5 / 5 (1) |
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In the study, the scientists reveal the mysterious structural basis of the remarkably strong interaction that botulinum toxins form with nerve cells, a union so robust that a single toxin molecule can completely incapacitate ...
A little virtual something for under the tree
Technology / Computer Sciences
Dec 14, 2006 |
2.5 / 5 (2) |
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Don't despair if your kids are clamouring for the Nintendo Wii or the Playstation 3 this Christmas - at least those are more affordable than the $1.5-million virtual reality lab in the University of Alberta's ...
AIDS group objects to Viagra ads
Dec 14, 2006 |
5 / 5 (1) |
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An AIDS advocacy group in Los Angeles has asked the makers of Viagra to cease a marketing campaign that appears to promote the drug's recreational use.
Plucking comet dust from Stardust collectors
Dec 14, 2006 |
4 / 5 (1) |
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Ever since NASA's Stardust spacecraft delivered a payload of comet dust to Earth on Jan. 15, 2006, scientists by the hundreds have been clamoring for samples.
Researchers discover internal compass of immune cell
Dec 14, 2006 |
4 / 5 (1) |
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Researchers at the University of California, San Diego (UCSD) School of Medicine have discovered how neutrophils – specialized white blood cells that play key roles in inflammation and in the body's immune ...
1 in 3 drivers under 'the limit' for alcohol still test positive for drugs
Dec 14, 2006 |
1.5 / 5 (2) |
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One in three drivers suspected of driving while ‘over the limit,’ but subsequently found to be below maximum permissible levels of alcohol, nevertheless tested positive for a range of drugs, reveals research in Injury Prevention.
Kellogg recalls some blueberry Pop-Tarts
Dec 14, 2006 |
2 / 5 (1) |
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The Kellogg Company is recalling some Frosted Blueberry Pop-Tarts that may contain undeclared milk and pose a problem for milk-sensitive U.S. consumers.
New clean-up project builds upon success gained in field
Dec 14, 2006 |
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A new five-year project headed by Oak Ridge National Laboratory is expected to lead to a more in-depth understanding of natural and other approaches to clean up contaminated sites around the nation.
