Time and frequency information can be transferred between laboratories or to other users in several ways, often using the Global Positioning System (GPS). But today's best atomic clocks are so accurate—neither gaining nor ...
Mar 02, 2007
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Researchers at the National Institute of Standards and Technology have demonstrated a prototype nanoscale electronic switch that works like lightning—except for the speed. Their proof-of-concept experiments ...
Mar 02, 2007
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As if building a computer out of rubidium atoms and laser beams weren't difficult enough, scientists sometimes have to work as if blindfolded: The quirks of quantum physics can cause correlations between the ...
Mar 02, 2007
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ESA and NASA are mounting a joint campaign to observe Jupiter over the next few weeks with two different spacecraft. Rosetta will watch the big picture from its current position near Mars, whilst New Horizons ...
Mar 02, 2007
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The GIOVE-A Signal-in-Space Interface Control Document, the document that gives the technical details of the signals transmitted by the GIOVE-A satellite, has been released. This will allow receiver manufacturers ...
Mar 02, 2007
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New research from the Child Development Laboratory at the University of Maryland shows that shyness in kids could relate to the manner in which a stress-related gene in children interacts with being raised by stressed-out ...
Mar 02, 2007
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A modified ink-jet printer can be used to directly print layer upon layer of artificial bone for quick-fix grafts used in reconstructive surgery.
Mar 02, 2007
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Whether as a bioweapon or as a “mere” animal epidemic, anthrax is a serious threat. A team of Canadian and American researchers has now developed a method to increase the effectiveness of an anthrax toxin inhibitor.
Mar 02, 2007
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Scientists from Duke University have recently demonstrated a new method for assembling large, low-cost DNA nanostructures, in part by reusing the “sticky-ends,” the broken DNA strands used to connect the ...
Mar 02, 2007
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A study reported in Physical Review Letters demonstrates how ice sheets sometimes interlace when they meet, rather than riding over or under each other, and discusses the implications for other phenomena from p ...
Mar 02, 2007
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The ability to hit a baseball or play a piano well is part practice and part innate talent. One side of the equation required for skilled performances has its roots in the architecture of the brain genetically determined ...
Mar 02, 2007
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New research has examined the usefulness of bone marrow stem cells for treating male infertility, with promising results. The related report by Lue et al, “Fate of bone marrow stem cells transplanted into the testis: potential ...
Mar 02, 2007
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