(Phys.org) —Nitrogen is an essential component of all living systems, playing important roles in everything from proteins and nucleic acids to vitamins. It is the most abundant element in Earth's atmosphere and is literally ...
Materials Science
Oct 28, 2014
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Making the world safer for car drivers, passengers and pedestrians is the ultimate goal of automotive safety systems and self-driving cars. To get there, electrical engineers from the University of California, San Diego developed ...
Engineering
Oct 28, 2014
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Scientists from North America, Europe and China today published a paper in the Proceedings of the National Academy of Sciences that reveals important details about key transitions in the evolution of plant life on our planet.
Evolution
Oct 28, 2014
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Metal alloys such as steel and zirconium that are used in pipes for nuclear reactors and oil fields naturally acquire a protective oxide or sulfide layer. But hydrogen penetration can lead to their breakdown and speed up ...
Materials Science
Oct 28, 2014
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(Phys.org) —As participation in space exploration grows worldwide, so does the impact of orbital debris—man-made "space junk" that poses significant hazards to live spacecraft and astronauts should they cross paths and ...
Space Exploration
Oct 28, 2014
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UMass Dartmouth School for Marine Science & Technology's (SMAST) ocean glider, aptly named Blue, will begin a 500 km trip to study water properties along a triangle in in the Middle Atlantic Bight between Cape Cod to Cape ...
Earth Sciences
Oct 28, 2014
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If the majority of light-duty vehicles in the United States ran on higher-octane gasoline, the automotive industry as a whole would reduce its carbon dioxide emissions by 35 million tons per year, saving up to $6 billion ...
Energy & Green Tech
Oct 28, 2014
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Mars is peppered with craters. Scientists have deduced that the red planet is struck by around 200 meteoroids every year that dig out new craters.
Space Exploration
Oct 28, 2014
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Stream video on your smartphone, or use its GPS for an hour or two, and you'll probably see the battery drain significantly. As data rates climb and smartphones adopt more power-hungry features, battery life has become a ...
Electronics & Semiconductors
Oct 28, 2014
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(Phys.org) —The DNA of a virus once thought confined to the cells of algae may in fact invade the biological kingdom of mice and men, according to a new study from researchers at Johns Hopkins and UNL.
Biotechnology
Oct 28, 2014
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