Earth's mantle temperatures during the Archean eon, which commenced some 4 billion years ago, were significantly higher than they are today. According to recent model calculations, the Archean crust that formed under these ...
Earth Sciences
Dec 30, 2013
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A simple mechanical model to effectively implement the well-known double-stranded structure and the elasticity of DNA on a nano-meter scale has been developed by Jae-Hyung Jeon and Wokyung Sung of Pohang University of Science ...
Bio & Medicine
Dec 5, 2013
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Romanian scientists have discovered a novel approach for the optical manipulation of macromolecules and biological cells. Their findings, published in the European Physical Journal B, stem from challenging the idea that visible ...
Optics & Photonics
Sep 18, 2013
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With "Piz Daint" the Swiss National Supercomputing Centre (CSCS) is putting a new supercomputer system in operation that will provide the necessary compute performance and consume less power. This is made possible by a novel ...
Hardware
Sep 11, 2013
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The Greenland ice sheet is melting from below, caused by a high heat flow from the mantle into the lithosphere. This influence is very variable spatially and has its origin in an exceptionally thin lithosphere. Consequently, ...
Earth Sciences
Aug 11, 2013
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This summer, Canada is experiencing unusually extensive wildfires. This week alone, 341 new forest fires have consumed a total area of 616,000 hectares. The smoke clouds produced by the fires in Canada have now reached Europe. ...
Earth Sciences
Jul 12, 2013
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Although the double benzene molecule tried to reveal its structure in experiments in 1993, chemists at the time were unable to find an explanation for the spectral peaks they saw. Now, 20 years later, Nijmegen theoretical ...
Materials Science
Apr 16, 2013
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Model calculations predict a sea level rise of about one meter by the end of this century and of up to five and a half meters by the year 2500. Until now there are few studies on the potential impacts of a rising sea level ...
Earth Sciences
Apr 9, 2013
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A new National Research Council report finds that by the year 2050, the U.S. may be able to reduce petroleum consumption and greenhouse gas emissions by 80 percent for light-duty vehicles—cars and small trucks—via a combination ...
Energy & Green Tech
Mar 18, 2013
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(Phys.org)—Both high-valued diamond and low-prized graphite consist of exactly the same carbon atoms. The subtle but nevertheless important difference between the two materials is the geometrical configuration of their ...
Quantum Physics
Nov 1, 2012
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