(Phys.org)—In living systems, complex nano- and microscale structures perform a host of physical and biological functions. While two-dimensional patterns can be recreated fairly well with techniques like microlithography, ...
Biochemistry
Sep 11, 2012
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(Phys.org)—Researchers at Sandia National Laboratories in Albuquerque, New Mexico have succeeded in observing the interference of a single atom over a distance far greater than its coherence length using lasers and sequences ...
(Phys.org)—Horseshoe crabs, including the iconic Limulus we know today, have existed for more than 450 million years. Over that long history, evolutionary change has particularly affected the nature of their legs.
Archaeology
Sep 11, 2012
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(Phys.org)—A new University of South Florida study of house sparrows, which have become one of the world's most common invasive species, is providing scientists with physiological and behavior markers that could help keep ...
Plants & Animals
Sep 11, 2012
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The San Diego Supercomputer Center (SDSC) at the University of California, San Diego, has been awarded a three-year, $810,000 grant from the National Science Foundation (NSF) to develop a resource that lets researchers seamlessly ...
Computer Sciences
Sep 11, 2012
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Transcription factors are proteins that bind to DNA to promote or suppress protein production. Since almost all diseases involve disruption of the protein-production process, transcription factors are promising biological ...
Biotechnology
Sep 11, 2012
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(Phys.org)—NASA's Mars rover Curiosity stepped through activities on Sept. 7, 8 and 9 designed to check and characterize precision movements by the rover's robotic arm and use of tools on the arm.
Space Exploration
Sep 11, 2012
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(Phys.org)—Some of the broader goals of forecasting the seasonal migration of hundreds of millions of birds are to improve conservation, better understand the effects of climate change, and predict and mitigate potential ...
Plants & Animals
Sep 11, 2012
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(Phys.org)—An electron, as well as other subatomic particles with an electric charge, is actually a little magnet—it spins like a top, giving it its own magnetic moment.
General Physics
Sep 11, 2012
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A rapidly worsening water shortage threatens to destabilize the planet and should be a top priority for the UN Security Council and world leaders, a panel of experts said in a report Monday.
Environment
Sep 11, 2012
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