News tagged with airborne
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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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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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 |
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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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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 |
4.4 / 5 (17) |
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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 |
4.1 / 5 (13) |
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Boeing Unveils Hydrogen-Powered Unmanned Phantom Eye Aircraft
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.
Jul 13, 2010 |
4.2 / 5 (12) |
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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 |
5 / 5 (5) |
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Were our tetrapod ancestors deaf?
A research group led by Jakob Christensen-Dalsgaard, University of Southern Denmark, have shown that the closest living relatives of the tetrapods, the lungfish, are insensitive to sound pressure, but sensitive ...
Nov 08, 2010 |
4.6 / 5 (5) |
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Massive dust storm in China circled the world in 13 days: study
A wind storm that ripped across western China's Taklimakan desert kicked up hundreds of thousands of tonnes of dust that high-altitude winds then carried around the world in less than two weeks, a study says.
Space & Earth / Earth Sciences
Jul 20, 2009 |
4.5 / 5 (4) |
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An advance in solving the mysterious machine-workers' disease
Scientists in Ohio are reporting a long-awaited advance toward making the workplace safer for more than one million machinists in the United States who may be exposed to disease-causing bacteria in contaminated ...
May 20, 2009 |
5 / 5 (3) |
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China orders nationwide emission cuts by 2015
China on Tuesday ordered local governments to reduce emissions of "major pollutants" by as much as 10 percent by 2015, amid growing public anxiety over the country's bad air.
Dec 20, 2011 |
5 / 5 (3) |
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Pollution dims skies as well as befouling the air
A University of Maryland-led team has compiled the first decades-long database of aerosol measurements over land, making possible new research into how air pollution changes affect climate change.
Space & Earth / Earth Sciences
Mar 12, 2009 |
1.7 / 5 (6) |
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Lawsuit by a father in Indiana targets polluters
(AP) -- Ron Kurth, who grew up in Gary and worked in the steel mills, raised his family in the region near the outskirts of Chicago. He always wondered about the smoke and smog that overcast the Lake Michigan shoreline.
Mar 26, 2009 |
5 / 5 (2) |
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Mars Spacecraft Teams on Alert for Dust-Storm Season
(PhysOrg.com) -- Heading into a period of the Martian year prone to major dust storms, the team operating NASA's twin Mars rovers is taking advantage of eye-in-the-sky weather reports.
Space & Earth / Space Exploration
Apr 16, 2009 |
5 / 5 (2) |
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