In many developing countries, the absence of surface-based air pollution sensors makes it difficult, and in some cases impossible, to get even a rough estimate of the abundance of a subcategory of airborne particles that ...
Earth Sciences
Sep 23, 2010
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(PhysOrg.com) -- Rising temperatures from climate change will increase ozone levels in California’s major air basins, according to a new report to the California Air Resources Board from scientists at UC Davis and UC Berkeley.
Environment
Jul 23, 2010
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The Boeing Company today unveiled the hydrogen-powered Phantom Eye unmanned airborne system, a demonstrator that will stay aloft at 65,000 feet for up to four days.
Engineering
Jul 13, 2010
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(PhysOrg.com) -- A team from NASA's Langley Research Center in Hampton, VA, made research flights over the Gulf of Mexico this week to help investigate potential uses of satellites for monitoring the thickness and dispersal ...
Earth Sciences
May 14, 2010
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A tiny silicon chip that works a bit like a nose may one day detect dangerous airborne chemicals and alert emergency responders through the cell phone network.
Biochemistry
May 13, 2010
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After only two years of development, the Phantom Ray unmanned airborne system (UAS) was unveiled at a ceremony in St. Louis on May 10. Built by Boeing in St. Louis, the sleek, fighter-sized UAS combines survivability with ...
Engineering
May 12, 2010
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(PhysOrg.com) -- For decades, climatologists have studied the gases and particles that have potential to alter Earth's climate. They have discovered and described certain airborne chemicals that can trap incoming sunlight ...
Earth Sciences
Feb 19, 2010
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Scientists are reporting evidence that air pollution — a well-recognized problem at major airports — may pose an important but largely overlooked health concern for people living near smaller regional airports. Those ...
Environment
Nov 18, 2009
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Imagine a polka-dotted postage stamp-sized sensor that can sniff out some known poisonous gases and toxins and show the results simply by changing colors.
Biochemistry
Sep 13, 2009
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Researchers at the National Institute of Standards and Technology have developed a new calibration technique that will improve the reliability and stability of one of NIST's most versatile technologies, the microhotplate. ...
Engineering
Aug 11, 2009
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