Speeding algorithms by shrinking data
In computer science, the buzzword of the day is "big data." The proliferation of cheap, Internet-connected sensors—such as the GPS receivers, accelerometers and cameras in smartphones—has meant an explosion ...
Glitch shows how much US military relies on GPS
A problem that rendered as many as 10,000 U.S. military GPS receivers useless for days is a warning to safeguard a system that enemies would love to disrupt, a defense expert says.
Iceland rises as its glaciers melt from climate change
The Earth's crust under Iceland is rebounding as global warming melts the island's great ice caps, a University of Arizona-led team reports in an upcoming issue of Geophysical Research Letters.
NASA uses GPS to find Sierra water weight
(Phys.org) —For the first time, NASA scientists have used GPS to find the total weight of winter snowpack and soil moisture in California's Sierra Nevada. The new results complement other satellite measurements ...
From cancer treatment to ion thruster: The newest little idea for nanosat micro rockets
(Phys.org) —Nanosatellites are smartphone-sized gadgets that can perform simple, yet valuable, space missions. Dozens of these little spacecraft are now tirelessly orbiting the earth performing valuable ...
Researchers successfully spoof an $80 million yacht at sea (w/ Video)
This summer, a radio navigation research team from The University of Texas at Austin set out to discover whether they could subtly coerce a 213-foot yacht off its course, using a custom-made GPS device.
New technique helps robotic vehicles find their way
(Phys.org) —A Wayne State University researcher understands that the three most important things about real estate also apply to small ground robotic vehicles: location, location, location.
NASA to launch smartphone-operated nanosatellites
NASA is relying on a small team of engineers at its Ames Research Center at California's Moffett Field to develop three nanosatellites operated by smartphones.
Hitches emerge as culprit in 'faster-than-light' particle (Update)
Scientists who last year found particles that appeared to break the Universe's speed limit are looking at two technical issues that could have skewed the controversial finding, CERN said Thursday.
Sony PS Vita gets world launch in Japan
Technology giant Sony on Saturday held the world launch of its next-generation PlayStation Vita handheld console in Japan, as the company aims to take a bite out of the growing smartphone games market.
New generation GPS satellite starts tests in Colo.
A $5.5 billion upgrade to the Global Positioning System moved a step closer to launch this week when a prototype arrived at a Lockheed Martin complex in Colorado to begin months of tests.
Wireless network outlines plans to protect GPS
LightSquared, a Virginia-based company that plans to build a nationwide wireless broadband network, is proposing to adapt its network so as not to interfere with GPS systems.
Greenland ice sheet losing mass on northwest coast (w/ Video)
(PhysOrg.com) -- Ice loss from the Greenland ice sheet, which has been increasing during the past decade over its southern region, is now moving up its northwest coast, according to a new international study.
Cruising high seas, engineers detect fake GPS signals
Cruising the Mediterranean aboard a superyacht, a Cornell professor and grad student took their Global Positioning System (GPS) research to the high seas. For four days in late June, they tested the newest ...