A cellular protein from a family involved in several human diseases is crucial for the proper production and release of insulin, new research has found, suggesting that the protein might play a role in diabetes.
Cell & Microbiology
Oct 26, 2009
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Biological species are often defined on the basis of reproductive isolation. Ever since Darwin pointed out his difficulty in explaining why crosses between two species often yield sterile or inviable progeny (for instance, ...
Biotechnology
Oct 26, 2009
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(PhysOrg.com) -- Researchers here have discovered the pivotal role that volcanoes played in a deadly ice age 450 million years ago.
Earth Sciences
Oct 26, 2009
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(AP) -- Have you heard that the world is now cooling instead of warming? You may have seen some news reports on the Internet or heard about it from a provocative new book.
Earth Sciences
Oct 26, 2009
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(AP) -- NASA's newest rocket is on the verge of blasting off on a test flight.
Space Exploration
Oct 26, 2009
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Teachers tend to spend more time speaking than most professionals, putting them at a greater risk for hurting their voices -- they're 32 times more likely to experience voice problems, according to one study. And unlike singers ...
Other
Oct 26, 2009
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(PhysOrg.com) -- David Smith, who has been building model railroads since 1965, has always had a preference for the smaller scale train models. His most recent project is a five-car train that runs through a scene of mountains, ...
The world's fastest supercomputer, Roadrunner, at Los Alamos National Laboratory has completed its initial "shakedown" phase doing accelerated petascale computer modeling and simulations of a variety of unclassified, fundamental ...
Hardware
Oct 26, 2009
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Red blood cells, which make up 45 percent of blood, normally take the shape of circular cushions with a dimple on either side. But they can sometimes deform into an asymmetrical slipper shape. A team of physicists have used ...
General Physics
Oct 26, 2009
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Starting next year, anyone can convert retirement savings into tax-advantaged Roth individual retirement accounts, but the much-touted switch isn't for everyone, a University of Illinois expert on tax and elder law warns.
Economics & Business
Oct 26, 2009
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