Scientists Hand-Make Devices Smaller than 10 Nanometers
Apr 27, 2007 |
4.3 / 5 (42) |
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A research team from the University of Pennsylvania has used an electron beam to hand-carve ultra-small metal structures and devices, all with dimensions below 10 nanometers, from very thin metal sheets. Their ...
Plasmonics book gives overview of technology that could revolutionise computing
Apr 27, 2007 |
3.7 / 5 (29) |
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A book which gives an overview of plasmonics, an area of physics that could revolutionise computing and telecommunications over the next two decades, has been published by a researcher at the University of Bath.
Placing single nanowires: NIST makes the connection
Apr 27, 2007 |
4.6 / 5 (17) |
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Researchers at the National Institute of Standards and Technology have devised a system for manipulating and precisely positioning individual nanowires on semiconductor wafers. Their technique, described in ...
New nanocomposites may mean more durable tooth fillings
Nanotechnology / Bio & Medicine
Apr 27, 2007 |
4.4 / 5 (17) |
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The mouth is a tough environment—which is why dentists do not give lifetime guarantees. Despite their best efforts, a filling may eventually crack under the stress of biting, chewing and teeth grinding, or ...
Sponging up the evolutionary past
Biology /
Apr 27, 2007 |
4.6 / 5 (16) |
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University of Queensland researchers are exploring the evolution of what has been termed the “Rosetta Stone” of the gene world, by tracing the development of the humble sea sponge.
Ocean's 'Twilight Zone' May Be a Key to Understanding Climate Change
Space & Earth / Earth Sciences
Apr 27, 2007 |
4.3 / 5 (17) |
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A major study sheds new light on the role of carbon dioxide once it's transported to the oceans' depths. The research indicates that instead of sinking, carbon dioxide is often consumed by animals and bacteria ...
Gyrochronology -- a Powerful New Method to Determine Stellar Ages
Apr 27, 2007 |
4.8 / 5 (14) |
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Gyrochronology, a new method for accurately determining the ages of field stars based on their rotational rates, is being announced today by Sydney Barnes, Lowell Observatory astronomer. This fundamental research, "Ages for ...
Researchers find plant protein that may aid biofuel production
Apr 27, 2007 |
4.1 / 5 (16) |
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In a breakthrough that could make the production of cellulosic ethanol less expensive, Cornell researchers have discovered a class of plant enzymes that potentially could allow plant materials used to make ...
FCC Sets Digital TV Rules
Apr 27, 2007 |
3.8 / 5 (17) |
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The FCC adopts measures to ensure a smooth transition to DTV in 2009, which is necessary to free up the 700MHz band for wireless voice and data.
Plants do not emit methane
Apr 27, 2007 |
4 / 5 (16) |
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A recent study in Nature suggested that terrestrial plants may be a global source of the potent greenhouse gas methane, making plants substantial contributors to the annual global methane budget. This controversial findin ...
Revolutionizing prosthetics 2009 team delivers first DARPA limb prototype
Apr 27, 2007 |
4.3 / 5 (12) |
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An international team led by the Johns Hopkins University Applied Physics Laboratory in Laurel, Md., has developed a prototype of the first fully integrated prosthetic arm that can be controlled naturally ...
Anti-dandruff compound may help fight epilepsy
Apr 27, 2007 |
4.5 / 5 (11) |
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Researchers at Johns Hopkins have discovered that the same ingredient used in dandruff shampoos to fight the burning, itching and flaking on your head also can calm overexcited nerve cells inside your head, making it a potential ...
Peer pressure stronger than parents
Medicine & Health / Psychology & Psychiatry
Apr 27, 2007 |
3.8 / 5 (12) |
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A U.S. psychologist says children learn more from their peers than from their parents.
Satellites shed light on global warming
Apr 27, 2007 |
3.7 / 5 (11) |
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As climate change continues to make headlines across the world, participants at the 2007 Envisat Symposium this week are hearing how Earth observation satellites allow scientists to better understand the parameters ...
Gold nanoparticles help detect a toxic metal -- mercury
Apr 27, 2007 |
4.4 / 5 (9) |
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With gold nanoparticles, DNA and some smart chemistry as their tools, scientists at Northwestern University have developed a simple "litmus test" for mercury that eventually could be used for on-the-spot environmental monitoring ...
