US military developing geolocation system for underground
(PhysOrg.com) -- The US military is studying the feasibility of a system that could allow them to accurately navigate in enemy underground tunnels, an environment in which GPS does not work.
Page 4 - News tagged with global systems
GSM system about to be compromised
(PhysOrg.com) -- Research scientists in California and elsewhere are deliberately setting out to compromise the mobile phone system used by around three billion people. The system uses Global System for Mobile communications ...
West Antarctic ice sheet may not be losing ice as fast as once thought
New ground measurements made by the West Antarctic GPS Network (WAGN) project, composed of researchers from The University of Texas at Austin, The Ohio State University, and The University of Memphis, suggest the rate of ...
Earth Sciences
Oct 19, 2009
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Sichuan quake was once-in-4,000-year event: scientists
People who were killed, injured or bereaved in the 2008 Sichuan earthquake had the cruel misfortune to be victims of an event that probably occurs just once in four millennia, seismologists said on Sunday.
Earth Sciences
Sep 27, 2009
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Room's Ambience Fingerprinted By Phone
(PhysOrg.com) -- Your smart phone may soon be able to know not only that you're at the mall, but whether you're in the jewelry store or the shoe store.
Hi Tech & Innovation
Sep 24, 2009
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International scientists set boundaries for survival
Human activities have already pushed the Earth system beyond three of the planet's biophysical thresholds, with consequences that are detrimental or even catastrophic for large parts of the world; six others may well be crossed ...
Environment
Sep 23, 2009
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Scientists show that people really walk in circles when lost (w/ Video)
(PhysOrg.com) -- Scientists in the Multisensory Perception and Action Group at the Max Planck Institute for Biological Cybernetics in Tübingen, Germany, led by Jan Souman and Marc Ernst, have now presented the first empirical ...
Other
Aug 20, 2009
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GPS satellites not 'falling out of the sky': Air Force
You can put those maps away. The US Air Force has shot down fears that the space-based Global Positioning System (GPS) is going to crash.
Telecom
May 21, 2009
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GPS System Could Start Failing by Next Year
(PhysOrg.com) -- A federal watchdog agency has warned the U.S. Congress that the GPS system could start failing in 2010 and beyond. Due to delays in launching replacement satellites and other circumstances, the GPS systems ...
THEMIS: 'Singing' electrons help create and destroy 'killer' electrons
Scientists using NASA's fleet of THEMIS spacecraft have discovered how radio waves produced by electrons injected into Earth's near-space environment both generate and remove high-speed "killer" electrons.
General Physics
May 7, 2009
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