News tagged with airborne
Researchers create low-cost, effective method for measuring exposure to toxic metals
(Phys.org) -- Two Colorado State University professors have developed a simple, low-cost method of determining levels of heavy metals in contaminated air using filter paper, water and a little chemistry.
Chemistry / Analytical Chemistry
May 17, 2012 |
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Smart gas sensors for better chemical detection
Portable gas sensors can allow you to search for explosives, diagnose medical conditions through a patient's breath, and decide whether it's safe to stay in a mine.
Chemistry / Analytical Chemistry
May 01, 2012 |
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Researchers get new view of how water and sulfur dioxide mix
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 ...
May 09, 2011 |
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New molecule discovered in fight against allergy
Scientists at The University of Nottingham have discovered a new molecule that could offer the hope of new treatments for people allergic to the house dust mite.
Feb 15, 2012 |
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Stealth unmanned combat vehicle makes first flight
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 ...
May 04, 2011 |
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Aerosols May Drive a Significant Portion of Arctic Warming
(PhysOrg.com) -- Though greenhouse gases are invariably at the center of discussions about global climate change, new NASA research suggests that much of the atmospheric warming observed in the Arctic since ...
Space & Earth / Earth Sciences
Apr 08, 2009 |
4.3 / 5 (19) |
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Dust plays larger than expected role in determining Atlantic temperature
(PhysOrg.com) -- The recent warming trend in the Atlantic Ocean is largely due to reductions in airborne dust and volcanic emissions during the past 30 years, according to a new study.
Space & Earth / Earth Sciences
Mar 26, 2009 |
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Phantom Ray unmanned aircraft makes its debut
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 ...
May 12, 2010 |
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Physicists detect low-level radioactivity from Japan arriving in Seattle
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.
Mar 30, 2011 |
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Cloud composition cliffhanger at point reyes national seashore
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 ...
Space & Earth / Earth Sciences
Jun 03, 2011 |
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New map provides global view of health-sapping air pollution (w/ Video)
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 ...
Space & Earth / Earth Sciences
Sep 23, 2010 |
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Size of airborne flu virus impacts risk, researchers say
A parent's wise advice to never go to a hospital unless you want to get sick may be gaining support from scientific studies on a specific airborne virus.
Medicine & Health / Diseases, Conditions, Syndromes
Feb 02, 2011 |
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Scientists offer new theory for largest known mass extinction
The largest mass extinction in the history of the earth could have been triggered off by giant salt lakes, whose emissions of halogenated gases changed the atmospheric composition so dramatically that vegetation ...
Space & Earth / Earth Sciences
Mar 30, 2009 |
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Cars Emerge as Key Atmospheric Warming Force: Study
(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 ...
Space & Earth / Earth Sciences
Feb 19, 2010 |
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Glory satellite to study aerosols' effect on climate (w/ Video)
(PhysOrg.com) -- Earth’s climate continues to change at a rapid pace. Last week, NASA announced that 2010 was tied as the warmest year on record. Likewise, the last decade was the warmest in the 130-year ...
Space & Earth / Earth Sciences
Jan 20, 2011 |
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