gps Archive

amazonAmazon and China Belt and Road delay profits and building logistics

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Amazon has posted just a handful of profitable quarters in its two-decade history and now has a $550 billion valuation. “Bezos’ ability to paint an extraordinary vision (i.e., ‘Earth’s Biggest Store’) and register steady progress against that vision is rewarded …

chinaChina launches two new more accurate GPS satellites

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China launched two BeiDou-3 GPS satellites into space via a single carrier rocket to support its global navigation and positioning network at 7:45 p.m. Sunday. The satellites were aboard a Long March-3B carrier rocket which took off from Xichang Satellite …

gps138 billon tons of Water from Hurricane Harvey pushed 28000 square miles down by 2 centimeters

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GPS data shows the Harvey flood was so large it flexed Earth’s crust and pushed Houston down by ~2 centimeters. Information was tweeted out by Chris Milner of NASA jet propulsion laboratory. Hurricane harvey dropped 33 trillion gallons of water …

asiaDevelopment and launch of centimeter accurate enhanced GPS with realtime correction

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The Japanese government is eyeing 2020 to begin promoting exports of a GPS technology accurate to a several centimeters. This should help services that need pinpoint accuracy clamoring for the system. An H-IIA rocket carrying the Michibiki No. 3 quasi-zenith …

futureAtomic Cloud Observations go beyond Heisenberg limits

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Researchers used laser light to link caesium atoms and a vibrating membrane. The research, the first of its kind, points to sensors capable of measuring movement with unseen precision beyond Heisenberg limits. A number of experiments – demonstrate that Heisenberg’s …

futureIndoor GPS using smartphones

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A NIST-led research team spent more than 18 months collecting data from four different smartphone models to facilitate the development of indoor navigation apps. The data, which includes smartphone sensor readings, radio frequency (RF) signal strengths and GPS fixes, should …

darpaThird year of flat global carbon dioxide emissions but less than four years til 1.5C CO2 budget is gone

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Global energy-related carbon dioxide emissions were flat for a third straight year in 2016 even as the global economy grew, according to the International Energy Agency, signaling a continuing decoupling of emissions and economic activity. This was the result of …

armyLabor participation dropping in US and Sweden but rising in five of the G7 countries plus Spain

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The recent evolution of the U.S. labor force participation rate—that is, the percentage of the population employed or looking for work—has been a controversial topic in macroeconomic discussions and policy debates. After peaking in early 2000, the rate has trended …

chinaNASA has new test for life on other planets that is ten thousand times more sensitive

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A simple chemistry method could vastly enhance how scientists search for signs of life on other planets. The test uses a liquid-based technique known as capillary electrophoresis to separate a mixture of organic molecules into its components. It was designed …

chinaExactly how Trump can end the F35 and save $15 billion or more per year for 30-50 years while improving US military capability

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More than any other president, Trump appears to want to take a direct role in federal contracting, a technical, complex part of the government that is run by tens of thousands of career civil servants. It is normally a stodgy, …