(Phys.org) -- Molecules containing large chains of carbon and hydrogen--the building blocks of all life on Earth--have been the targets of missions to Mars from Viking to the present day. While these molecules ...
May 24, 2012
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Researchers at the University of California, Berkeley, have turned a benign virus into an engineering tool for assembling structures that mimic collagen, one of the most important structural proteins in nature. ...
Oct 19, 2011
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(PhysOrg.com) -- In a groundbreaking achievement that could help scientists "build" new biological systems, Princeton University scientists have constructed for the first time artificial proteins that enable ...
Jan 06, 2011
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(PhysOrg.com) -- The survival of life on Earth is possible only within a relatively narrow temperature range known as the "Goldilocks Zone," which ranges from around 0 to 100°C. In many ecosystems life is ...
Apr 20, 2010
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(PhysOrg.com) -- Researchers at the California Institute of Technology have created a nanoscale crystal device that, for the first time, allows scientists to confine both light and sound vibrations in the ...
Oct 26, 2009
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A revolutionary X-ray analytical technique that enables researchers at a glance to identify structural similarities and differences between multiple proteins under a variety of conditions has been developed ...
Apr 29, 2013
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(Phys.org)—Scientists at the University of Texas at Austin and Cornell University have fabricated the first ordered arrays of silicon nanocrystals reported to date. Brian A. Korgel and colleagues developed ...
Nov 21, 2012
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When a large volume of medication is the prescription, steady and controlled release of the drug sometimes is preferred by physicians over a "burst-release" treatment in which the substance is administered ...
Sep 11, 2012
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Structure and function are intimately linked, but do not necessarily predict the other. For example, x-ray crystallography provides 3D atomic structural information about biological macromolecules but does ...
Jun 29, 2012
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(Phys.org) -- The development of a new combination of polymers associating sugars with oil-based macromolecules makes it possible to design ultra-thin films capable of self-organization with a 5-nanometer ...
May 14, 2012
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Theoretical physicist Ali Naji from the IPM in Tehran and the University of Cambridge, UK, and his colleagues have shown how small random patches of disordered, frozen electric charges can make a difference when they are ...
Apr 30, 2012
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