(PhysOrg.com) -- Europe’s Galileo system has passed its latest milestone, transmitting its very first test navigation signal back to Earth. The first two Galileo satellites were launched into orbit on 21 October. ...
Space Exploration
Dec 14, 2011
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Russia on Thursday announced its scientists had for the first time made contact with its stranded Mars probe Phobos-Grunt, a day after the European Space Agency said it had received a signal.
Space Exploration
Nov 24, 2011
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(PhysOrg.com) -- In order to separate human-caused global warming from the "noise" of purely natural climate fluctuations, temperature records must be at least 17 years long, according to climate scientists.
Earth Sciences
Nov 17, 2011
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(AP) -- Satellite TV broadcaster Dish Network is asking regulators to let it build a wireless broadband network. Having one would let Dish compete more effectively with cable companies that can bundle broadband and TV signals.
Telecom
Aug 23, 2011
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The use of GPS technology to monitor sex offenders should be viewed as a tool rather than a control mechanism, a team of researchers at Sam Houston State University found in a recent study.
Telecom
Aug 8, 2011
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Researchers at the University of Illinois have become the first to record an airglow signature in the upper atmosphere produced by a tsunami using a camera system based in Maui, Hawaii.
Earth Sciences
Jul 14, 2011
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When Hansel and Gretel ventured into the forest, they left a trail of breadcrumbs to find their way home. In today's world, cellular phones, Global Positioning System (GPS), WiFi, and Bluetooth are the digital signals that ...
Engineering
Jun 16, 2011
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As predicted, Typhoon Songda intensified and was a super typhoon with wind speeds estimated at over 130 knots ( ~145 mph) when NASA's TRMM satellite passed directly over head on May 26, 2011 at 0806 UTC (4:06 a.m. EDT).
Earth Sciences
May 26, 2011
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My accessories for last month's Mardi Gras Marathon in New Orleans included a pair of bead necklaces and three watches.
Consumer & Gadgets
Mar 16, 2011
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(PhysOrg.com) -- If a plan to build new 4G mobile phone base stations in the US goes ahead, engineers say GPS satellite navigation systems will be seriously jammed and huge areas of the country will become GPS dead zones.
