Scientists in the USA have discovered why smokers may be more prone to chronic gum disease (periodontitis). One of the bacteria responsible for this infection responds to cigarette smoke - changing its properties and the ...
Cell & Microbiology
May 11, 2009
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Contrary to the prevailing view, cereal crops derive the majority of their nitrogen from the soil, not fertilizer. Soils differ considerably in microbial activities that determine nitrogen-supplying power, and these differences ...
Environment
May 11, 2009
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Climate change, fishing and commercial shipping top the list of threats to the ocean off the West Coast of the United States.
Environment
May 11, 2009
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A product recall can significantly affect a company's bottom line and its reputation, but a swift recall and restitution to purchasers can minimize harm to the company - and even improve customer satisfaction. A study examining ...
Economics & Business
May 11, 2009
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Researchers identify a protein that regulates the physical state of blood vessels. The biochemical processes involved in this regulation are important in the study of cardiovascular health.
Biochemistry
May 11, 2009
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An international team of scientists has proposed a set of basic rules to help save the world's imperiled coral reefs from ultimate destruction.
Environment
May 11, 2009
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In the year 1596, a sacking at the hands of the Count of Essex almost destroyed the city of Cadiz. Since then, authorities have focused their efforts on establishing a barrier between the city and the sea, a reconstruction ...
Archaeology
May 11, 2009
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(PhysOrg.com) -- Since the first demonstrations of subwavelength imaging just a few years ago, scientists have been making great improvements, developing a variety of new methods for realizing high-resolution imaging. Recently, ...
Despite advances in computer graphics, few people would think virtual characters or objects are real. Yet placed in a virtual reality environment most people will interact with them as if they are really there. European researchers ...
Computer Sciences
May 11, 2009
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Light switches, TV remote controls and even house keys could become a thing of the past thanks to brain-computer interface (BCI) technology being developed in Europe that lets users perform everyday tasks with thoughts alone.
Engineering
May 11, 2009
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