A new image from NASA's Stratospheric Observatory for Infrared Astronomy, or SOFIA, provides the highest resolution mid-infrared image taken to date of the massive star formation region in our galaxy known as W40.
Astronomy
Nov 22, 2011
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Bacteria from fecal material -- in particular, dog fecal material -- may constitute the dominant source of airborne bacteria in Cleveland's and Detroit's wintertime air, says a new University of Colorado Boulder study.
Cell & Microbiology
Aug 18, 2011
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Scientists recently combined experimental approaches and molecular dynamics modeling to gain new insights into the internal structure of sea salt particles and relate it to their fundamental chemical reactivity in the atmosphere. ...
Materials Science
Aug 2, 2011
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The NASA logo on Bldg. 703 at the Dryden Aircraft Operations Facility in Palmdale, Calif., is reflected in the 2.5-meter primary mirror of the SOFIA observatory's telescope.
Space Exploration
Jun 15, 2011
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Turns out, polluted air from San Francisco is not the culprit. It's a thermal trough pushing north from Arizona. In a surprise result, scientists found that this weather pattern significantly affects the chemistry of fog ...
Earth Sciences
Jun 3, 2011
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Researchers have discovered a high concentration of bacteria in the center of hailstones, suggesting that airborne microorganisms may be responsible for that and other weather events. They report their findings today at ...
Cell & Microbiology
May 24, 2011
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High in the sky, water in clouds can act as a temptress to lure airborne pollutants such as sulfur dioxide into reactive aqueous particulates. Although this behavior is not incorporated into today's climate-modeling scenarios, ...
Materials Science
May 9, 2011
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Looking like something straight from a 1950’s science fiction magazine, the stealthy Phantom Ray unmanned airborne system (UAS) successfully completed its first flight on April 27, 2011 at NASA’s Dryden Flight Research ...
Engineering
May 4, 2011
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Scientists have known for decades that black carbon aerosols add to global warming. These airborne particles made of sooty carbon are believed to be among the largest man-made contributors to global warming because they absorb ...
Earth Sciences
Apr 14, 2011
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University of Washington physicists are detecting radioactivity from Japanese nuclear reactors that have been in crisis since a mammoth March 11 earthquake, but the levels are far below what would pose a threat to human health.
General Physics
Mar 30, 2011
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