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.
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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The movement between continental and oceanic plates at the bottom of the sea, so-called megathrust earthquakes, generates the strongest tremors and the most dangerous tsunamis. How and when they occur, however, has been poorly ...
Earth Sciences
Jun 7, 2023
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New research from the University of Washington shows that signals from the upper atmosphere could improve tsunami forecasting, and someday, help track ash plumes and other impacts after a volcanic eruption.
Earth Sciences
Dec 12, 2022
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The Dead Sea is shrinking. There are many reasons for this: climate change is a contributing factor, as is human overuse of water as a resource. The sinking water level has a number of dangerous consequences. For example, ...
Environment
Jul 28, 2021
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213
Researchers in Italy have demonstrated the feasibility of quantum communications between high-orbiting global navigation satellites and a ground station, with an exchange at the single photon level over a distance of 20,000km.
Quantum Physics
Dec 19, 2018
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A team of researchers at the University of California, Riverside has developed a highly reliable and accurate navigation system that exploits existing environmental signals such as cellular and Wi-Fi, rather than the Global ...
Hi Tech & Innovation
Oct 13, 2016
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19
Australia will adjust its latitude and longitude, a government science body says, to put the vast country into alignment with global navigation satellite systems.
Hi Tech & Innovation
Jul 30, 2016
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China launched two new satellites into space Saturday, state media reported, as it builds a homegrown satellite navigation system to rival the US's Global Positioning System.
Space Exploration
Jul 26, 2015
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The US army is working to limit its dependence on GPS by developing the next generation of navigation technology, including a tiny autonomous chip, the director of the Pentagon's research agency said Wednesday.
Telecom
Apr 25, 2013
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China has launched commercial and public services across the Asia-Pacific region on its domestic satellite navigation network built to rival the US global positioning system.
Space Exploration
Dec 28, 2012
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