(Phys.org)—Rust—iron oxide—is a poor conductor of electricity, which is why an electronic device with a rusted battery usually won't work. Despite this poor conductivity, an electron transferred to ...
Sep 07, 2012
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Splitting hydrogen and oxygen from water using conventional electrolysis techniques requires considerable amounts of electrical energy. But green plants produce oxygen from water efficiently using a catalytic ...
Apr 02, 2012
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(Phys.org) —A combined team of researchers from the U.S. and Slovenia has succeeded in creating "origami" type proteins that assemble themselves into three dimensional shapes. As a proof of concept, the ...
Apr 29, 2013
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Two Americans won the Nobel Prize in chemistry Wednesday for studies of how the cells in our bodies pick up signals as diverse as hormones, smells, flavors and light—work that is key to developing better ...
Oct 10, 2012
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(Phys.org) —Since 2009, SLAC scientist John Bargar has led a team using synchrotron-based X-ray techniques to study bacteria that help clean uranium from groundwater in a process called bioremediation. ...
Mar 08, 2013
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When a proton – the bare nucleus of a hydrogen atom – transfers from one molecule to another, or moves within a molecule, the result is a hydrogen bond, in which the proton and another atom like ...
Mar 18, 2012
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Hydrogen is an attractive fuel source because it can easily be converted into electric energy and gives off no greenhouse emissions. A group of chemists at the University of Rochester is adding to its appeal ...
Nov 08, 2012
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Biofilms may no longer have any solid ground upon which to stand.
Jul 30, 2012
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Duke University engineers have developed a novel method for producing clean hydrogen, which could prove essential to weaning society off of fossil fuels and their environmental implications.
May 21, 2013
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Inspired by the paper-folding art of origami, chemists at The University of Texas at Austin have developed a 3-D paper sensor that may be able to test for diseases such as malaria and HIV for less than 10 ...
Mar 08, 2012
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Researchers analyzing meteorite fragments that fell on a frozen lake in Canada have developed an explanation for the origin of life's handedness – why living things only use molecules with specific orientations. ...
Jul 25, 2012
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Unlike ordinary cells, cancer cells devote most of their energy to reproducing themselves. To do this, they must trigger alternative metabolic pathways that produce new cellular building blocks, such as DNA, ...
Aug 27, 2012
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There is an ever-increasing need for advanced batteries for portable electronics, such as phones, cameras, and music players, but also to power electric vehicles and to facilitate the distribution and storage of energy derived ...
Feb 12, 2012
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(Phys.org) —Ammonia must overcome an energy barrier to join sulfuric acid and water to create clusters that can lead to cloud formation, according to scientists at Pacific Northwest National Laboratory ...
May 24, 2013
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