GPS satellite launched into space from Florida
A new GPS satellite has been launched into space.
May 15, 2013
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May 15, 2013
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Chaos could improve performance of wireless communication systems
(Phys.org) —In today's wireless communication systems, the wireless signals are non-chaotic, meaning they have a well-defined period and frequency. Non-chaotic wireless signals are used in many applications, ...
May 13, 2013
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NASA sees sun emit mid-level flare
(Phys.org) —The sun emitted a mid-level solar flare, peaking at 1:32 pm EDT on May 3, 2013. Solar flares are powerful bursts of radiation. Harmful radiation from a flare cannot pass through Earth's atmosphere ...
May 03, 2013
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US army seeks new technology to replace GPS
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.
Apr 25, 2013
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UC Berkeley selected to build NASA's next space weather satellite
(Phys.org) —NASA has awarded the University of California, Berkeley, up to $200 million to build a satellite to determine how Earth's weather affects weather at the edge of space, in hopes of improving ...
Apr 17, 2013
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Extreme miniaturization: Seven devices, one chip to navigate without GPS
The U.S. Military relies on the space-based Global Positioning System (GPS) to aid air, land and sea navigation. Like the GPS units in many automobiles today, a simple receiver and some processing power is ...
Apr 11, 2013
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Smithsonian dedicates new exhibition to navigation
Smithsonian curators found themselves chasing the proverbial moving target when they put together a new permanent exhibition opening Friday that explains how people get from A to B.
Apr 10, 2013
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Explainer: what is GPS?
It's a device used widely in cars, on smartphones and in fitness devices. But what exactly is GPS, and how is it able to pinpoint our exact location anywhere on Earth?
Mar 08, 2013
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Lockheed Martin powers on the first GPS III satellite
The Lockheed Martin team developing the U.S. Air Force's next generation Global Positioning System III satellites has turned on power to the system module of the program's first spacecraft, designated G ...
Mar 01, 2013
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Major GPS III flight software milestone completed
The Lockheed Martin team developing the U.S. Air Force's next generation Global Position System III satellites has completed a key flight software milestone validating the software's ability to provide re ...
Feb 07, 2013
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China satellite navigation starts services to Asia
(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.
Dec 27, 2012
5 / 5 (1)
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Seeing stars, finding nukes: Radio telescopes can spot clandestine nuclear tests
In the search for rogue nukes, researchers have discovered an unlikely tool: astronomical radio telescopes.
Dec 05, 2012
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Australia unveils telescope to warn of solar flares
Australia has unveiled a new radio telescope in the remote outback that will give the world a vastly improved view of the sun and much faster warnings on massive solar storms.
Dec 01, 2012
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New radio telescope could save world billions
A small pocket of Western Australia's remote outback is set to become the eye on the sky and could potentially save the world billions of dollars. The Murchison Widefield Array (MWA) radio telescope, unveiled today, Friday ...
Nov 30, 2012
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Antarctic icecap is melting more slowly than previously estimated, scientists find
(Phys.org)—The Antarctic icecap is melting more slowly than previously estimated, according to new estimates based on satellite measurements and GPS sensors on the ground.
Nov 29, 2012
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