News tagged with national space
Groundwater depletion in semiarid regions of Texas and California threatens US food security
The nation's food supply may be vulnerable to rapid groundwater depletion from irrigated agriculture, according to a new study by researchers at The University of Texas at Austin and elsewhere.
May 28, 2012 |
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Embraer to team up with Brazil telecoms in space plan
Brazil's leading planemaker Embraer signed a shareholding agreement Tuesday with Telebras, the country's state-owned telecom provider, to set up a joint venture to launch a communications satellite.
May 30, 2012 |
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Neutron scattering charts moves of memory-shape alloys that change structure in response to environmental cues
(Phys.org) -- Shape-memory alloys (SMAs) are an engineer's dream, able to shape-shift spontaneously to accommodate changing operating conditions. A research team from the National Aeronautics and Space Administration ...
May 09, 2012 |
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Dinosaurs had fleas too -- giant ones, fossils show
In the Jurassic era, even the flea was a beast, compared to its minuscule modern descendants. These pesky bloodsuckers were nearly an inch long.
Other Sciences / Archaeology & Fossils
Feb 29, 2012 |
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Japan astronomers find most distant galaxy cluster
Japanese astronomers said Wednesday they had found a cluster of galaxies 12.72 billion light-years away from Earth, which they claim is the most distant cluster ever discovered.
Apr 25, 2012 |
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Researchers detail how a distant black hole devoured a star
(PhysOrg.com) -- Two studies appearing in the Aug. 25 issue of the journal Nature provide new insights into a cosmic accident that has been streaming X-rays toward Earth since late March. NASA's Swift satell ...
Aug 24, 2011 |
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Princeton researchers solve problem filling space -- without cubes
(PhysOrg.com) -- Whether packing oranges into a crate, fitting molecules into a human cell or getting data onto a compact disc, wasted space is usually not a good thing.
Jun 28, 2011 |
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Scientists find microbes in lava tube living in conditions like those on Mars
(PhysOrg.com) -- A team of scientists from Oregon has collected microbes from ice within a lava tube in the Cascade Mountains and found that they thrive in cold, Mars-like conditions.
Space & Earth / Space Exploration
Dec 15, 2011 |
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Solar storm sparks dazzling northern lights
A storm from the broiling sun turned the chilly northernmost skies of Earth into an ever-changing and awe-provoking art show of northern lights on Tuesday.
Space & Earth / Space Exploration
Jan 25, 2012 |
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Scientists launch rocket into aurora
(PhysOrg.com) -- With the full sky shimmering in green aurora, Saturday night (Feb. 18, 2012) a team of scientists, including space physicist Marc Lessard and graduate students from the University of New Hampshire's ...
Space & Earth / Space Exploration
Feb 20, 2012 |
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Biggest solar storm in years races toward Earth (Update 2)
The largest solar storm in five years was due to arrive on Earth early Thursday, promising to shake the globe's magnetic field while expanding the Northern Lights.
Space & Earth / Space Exploration
Mar 07, 2012 |
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Astronomers probe 'sandbar' between islands of galaxies
(PhysOrg.com) -- Astronomers have caught sight of an unusual galaxy that has illuminated new details about a celestial "sandbar" connecting two massive islands of galaxies. The research was conducted in part ...
Nov 24, 2010 |
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Tevatron retires: The era of big American physics about to end
The era of big American physics ends Friday with the retirement of the Tevatron particle accelerator, which has been recreating the Big Bang under four miles of Illinois prairie for 25 years.
Sep 26, 2011 |
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Space junk littering orbit; might need cleaning up
Space junk has made such a mess of Earth's orbit that experts say we may need to finally think about cleaning it up.
Space & Earth / Space Exploration
Sep 01, 2011 |
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Scientists see red on NASA cuts of Mars missions
NASA said Monday it's not giving up on Mars, but it'll have to get there later and at a lower price.
Space & Earth / Space Exploration
Feb 27, 2012 |
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