News tagged with aster
NASA, Japan Release Improved Topographic Map of Earth
(PhysOrg.com) -- NASA and Japan released a significantly improved version of the most complete digital topographic map of Earth on Monday, produced with detailed measurements from NASA's Terra spacecraft.
Space & Earth / Earth Sciences
Oct 18, 2011 |
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Satellite images: Hook echoes, debris and damage
This image shows the radar reflectivity from the National Weather Service Doppler Radar in Birmingham, Ala. at 5:10 p.m. CDT on April 27, 2011, as a supercell thunderstorm moved across the city. The radar ...
Space & Earth / Earth Sciences
May 30, 2011 |
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Satellite spies on tree-eating bugs
More than 150 years after a small Eurasian tree named tamarisk or saltcedar started taking over river banks throughout the U.S. Southwest, saltcedar leaf beetles were unleashed to defoliate the exotic invader.
Mar 10, 2009 |
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Image: Crack discovered in Pine Island Glacier
(PhysOrg.com) -- In mid-October 2011, NASA scientists working in Antarctica discovered a massive crack across the Pine Island Glacier, a major ice stream that drains the West Antarctic Ice Sheet. Extending ...
Space & Earth / Earth Sciences
Feb 01, 2012 |
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NASA studies vegetation canopy water content, soil moisture
(PhysOrg.com) -- Scientists seeking insight into the role vegetation plays in water fluctuation between soil and the atmosphere recently conducted research using specialized sensors during a series of NASA ...
Space & Earth / Earth Sciences
Dec 22, 2011 |
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Study shows how parasites manipulate plants to attract insects
Pathogens can alter their hosts, for example malaria parasites can make humans more attractive to mosquitoes, but how they do it has remained a mystery. Scientists from the John Innes Centre on Norwich Research ...
Nov 07, 2011 |
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Trial opens against scientists for Italy quake
Seven scientists and other experts went on trial on manslaughter charges Tuesday for allegedly failing to sufficiently warn residents before a devastating earthquake that killed more than 300 people in central ...
Sep 20, 2011 |
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Argonne scientists design self-assembled "micro-robots"
(PhysOrg.com) -- Alexey Snezhko and Igor Aronson, physicists at the U.S. Department of Energy's (DOE) Argonne National Laboratory, have coaxed "micro-robots" to do their bidding.
Aug 09, 2011 |
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Unlisted ingredients in teas and herbal brews revealed in DNA tests by high school students
Take a second look at your iced or steaming tea. Guided by scientific experts, three New York City high school students using tabletop DNA technologies found several herbal brews and a few brands of tea contain ingredients ...
Jul 21, 2011 |
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Endosonography followed by surgical staging improves quality of life, according to ASTER study
Patients who underwent endoscopic testing prior to surgery for lung cancer had significantly better quality of life at the end of the staging process, with no significant difference in costs between the two strategies, according ...
Jul 07, 2011 |
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Image: Flooding from Mississippi river levee breach
The U.S. Army Corps of Engineers detonated explosives at the Birds Point levee near Wyatt, Missouri, at 10:02 p.m. on May 2, 2011. Water from the intentional breach flooded a 130,000-acre stretch of land. ...
Space & Earth / Earth Sciences
May 12, 2011 |
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NASA satellite observes damage path of april tornadoes
Recent images of the April 27 storm damage path have been captured by NASA's Terra satellite, part of NASA's Earth Observing Satellite system, or EOS. An instrument aboard Terra, called Advanced Spaceborne ...
Space & Earth / Earth Sciences
May 09, 2011 |
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Image: Alaska's Susitna Glacier
(PhysOrg.com) -- Like rivers of liquid water, glaciers flow downhill, with tributaries joining to form larger rivers. But where water rushes, ice crawls. As a result, glaciers gather dust and dirt, and bear ...
Space & Earth / Earth Sciences
Apr 22, 2011 |
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