Almost 40 years ago, two NASA probes on the surface of Mars scooped the soil in search of signs of microbes. The results that came back from the twin Viking missions were, to say the least, ambiguous. The scientific literature ...
Space Exploration
Nov 21, 2013
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(Phys.org) —Whether they are rocket propellants or fireworks, all explosives contain a fuel and an oxidizing agent. Sometimes both are in the same molecule, like in TNT; sometimes the explosive is a mixture, like Thermite. ...
Materials Science
Aug 14, 2013
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(Phys.org) —A new study in the Netherlands has found a deep-sea microbe living in high-temperature hydro-thermal vents can thrive on chlorate and perchlorate anions. Perchlorate, an ingredient in rocket fuel and fireworks, ...
Ten years ago, community leaders were shocked by the discovery that a company that manufactured road flares here had disposed of toxic chemicals improperly, creating a 10-mile-long underground plume of perchlorate, a chemical ...
Environment
Jan 31, 2013
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Two metres below the surface of the Atacama Desert there is an 'oasis' of microorganisms. Researchers from the Center of Astrobiology (Spain) and the Catholic University of the North in Chile have found it in hypersaline ...
Earth Sciences
Feb 16, 2012
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A University of Arizona study of pour-through and refrigerator water filtration devices and the chemicals they removed is scheduled for publication in the March issue of Good Housekeeping.
Environment
Feb 16, 2012
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Ever since the NASA Viking mission, which reached Mars in 1976, there has been considerable interest in the composition of Martian soils.
Space Exploration
Aug 18, 2011
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The US government said Wednesday it plans to limit the amount of perchlorate, a chemical found in rocket fuel, explosives and bleach, that is present in the drinking water of millions of Americans.
Environment
Feb 2, 2011
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(PhysOrg.com) -- In 1976 the NASA Viking landers took samples of soil on Mars and tested them for signs of organic carbon. A reinterpretation of the results now suggests the samples did contain organic compounds, but the ...
(PhysOrg.com) -- Experiments prompted by a 2008 surprise from NASA's Phoenix Mars Lander suggest that soil examined by NASA's Viking Mars landers in 1976 may have contained carbon-based chemical building blocks of life.
Space Exploration
Sep 3, 2010
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