More than 100,000 tigers ranged across Asia a century ago, from the Indian subcontinent to the Russian Far East. Today they are endangered, with only about 4,000 tigers left in the wild. The greatest threats they face are ...
Ecology
Apr 23, 2021
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7
Data from a GPS network in Colombia have revealed a shallow and fully locked part on the Caribbean subduction zone in the country that suggests a possible large earthquake and tsunami risk for the northwest region.
Earth Sciences
Apr 19, 2021
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11
Your phone's GPS, the Wi-Fi in your house and communications on aircraft are all powered by radio-frequency, or RF, waves, which carry information from a transmitter at one point to a sensor at another. The sensors interpret ...
Quantum Physics
Apr 20, 2020
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The GPS network might just be Earth's greatest piece of infrastructure. It's effectively a collection of clocks in space that serve up time information 24/7 free of charge to anyone on the planet who cares to listen.
Engineering
Aug 4, 2015
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19
Have you ever lost your way in a large office building or on a university campus? Normal GPS systems are of little assistance in these cases. A new smartphone app shows you the internal layout of a building and helps you ...
Telecom
Feb 7, 2013
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(AP)—A Chinese satellite navigation network created to eventually compete with America's Global Positioning System has started offering services to Asian users outside the country.
Telecom
Dec 27, 2012
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Location sensing has become ubiquitous—it's present every time you turn on your smartphone or engage your car's navigation system. It's also become critical to a variety of outdoors and remote research applications, such ...
Engineering
Dec 11, 2012
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0
In the search for rogue nukes, researchers have discovered an unlikely tool: astronomical radio telescopes.
Earth Sciences
Dec 5, 2012
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0
(AP)—A second pair of satellites that will help supply Europe with its own navigation system were launched Friday from French Guiana.
Space Exploration
Oct 12, 2012
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0
(Phys.org) -- The decks have arrived. Engineers working on NASA'S Magnetospheric Multiscale (MMS) mission have started integrating instruments on the first of four instrument decks in a newly fabricated cleanroom at Goddard ...
Space Exploration
Jun 8, 2012
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