(Phys.org) —The lightweight skeletons of organisms such as sea sponges display a strength that far exceeds that of manmade products constructed from similar materials. Scientists have long suspected that the difference ...
Nanomaterials
Sep 5, 2013
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By mimicking microscopic structures in the wings of a butterfly, an international research team has developed a device smaller than the width of a human hair that could make optical communication faster and more secure.
Optics & Photonics
Sep 2, 2013
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A modified law of gravity correctly predicted, in advance of the observations, the velocity dispersion—the average speed of stars within a galaxy relative to each other—in 10 dwarf satellite galaxies of the Milky Way's ...
Astronomy
Aug 28, 2013
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(Phys.org) —Mad cow disease and its cousin Creutzfeld-Jakob disease cause fatal spongy changes in brain tissue. Today, we know that these diseases are caused by prions, proteins that are folded incorrectly. A team of German ...
Biochemistry
Aug 16, 2013
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Bending light beams to your whim sounds like a job for a wizard or an a complex array of bulky mirrors, lenses and prisms, but a few tiny liquid bubbles may be all that is necessary to open the doors for next-generation, ...
Nanophysics
Aug 9, 2013
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A team of researchers led by North Carolina State University has developed a technique that provides real-time images of how magnesium changes at the atomic scale when exposed to radiation. The technique may give researchers ...
Condensed Matter
Aug 6, 2013
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Intrinsic inefficiencies plague current systems for the generation and delivery of electricity, with significant energy lost in transit. High-temperature superconductors (HTS)—uniquely capable of transmitting electricity ...
Superconductivity
Aug 5, 2013
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Researchers from the U.S. Department of Energy's (DOE) SLAC National Accelerator Laboratory have clocked the fastest-possible electrical switching in magnetite, a naturally magnetic mineral. Their results could drive innovations ...
General Physics
Jul 28, 2013
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A team of RIKEN researchers has finally solved the riddle of how the turtle shell originated. By observing the development of different animal species and confirming their results with fossil analysis and genomic data, researchers ...
Evolution
Jul 9, 2013
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A layer of graphene can reduce the working temperature in hotspots inside a processor by up to 25 percent – which can significantly extend the working life of computers and other electronics. An international group of researchers, ...
Nanophysics
Jul 3, 2013
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