A simple, low-cost and eco-friendly method of creating nitrogen-doped graphene nanoplatelets (NGnPs), which could be used in dye-sensitized solar cells and fuel cells, is published in Scientific Reports today. The work, carried ...
Environment
Jul 23, 2013
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Researchers at Brown University have shown that some Martian valleys appear to have been caused by runoff from orographic precipitation—moisture carried part of the way up a mountain and deposited on the slopes.
Earth Sciences
Jul 23, 2013
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Purple bacteria contain pigments that allow them to use sunlight as their source of energy, hence their color. Small as they are, these microbes can teach us a lot about life on Earth, because they have been around longer ...
Cell & Microbiology
Jul 23, 2013
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A new method for producing electricity from carbon dioxide could be the start of a classic trash-to-treasure story for the troublesome greenhouse gas, scientists are reporting. Described in an article in ACS' journal Environmental ...
Environment
Jul 23, 2013
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Wild wolves play an essential ecological role, so researchers must be able to track them accurately. Unfortunately, because wolves travel over wide ranges, tracking them visually is very difficult. The ability to use sound ...
Wind turbines tend to be overshadowed by solar power projects, which get most of the attention from the public and policymakers. That's the case again in a new government plan for renewable energy projects in the California ...
Energy & Green Tech
Jul 23, 2013
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The US space agency said Tuesday it is launching a second investigation into a leaking helmet that forced an abrupt halt to an Italian astronaut's spacewalk last week.
Space Exploration
Jul 23, 2013
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The remains of the earliest European fort in the interior of what is now the United States have been discovered by a team of archaeologists, providing new insight into the start of the U.S. colonial era and the all-too-human ...
Archaeology
Jul 23, 2013
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A benign crystal protein, produced naturally by bacteria and used as an organic pesticide, could be a safe, inexpensive treatment for parasitic worms in humans and provide effective relief to over a billion people around ...
Cell & Microbiology
Jul 23, 2013
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Dailymotion, the video-sharing site that was at the centre of an uproar after the French state blocked its sale to Yahoo!, will remain a unit of France's Orange, chief executive Stephane Richard said on Tuesday.
Business
Jul 23, 2013
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