A United plane takes off from Newark Liberty International Airport. Photo / Aristide Economopoulos, for The Washington Post The pilots flying into Denver International Airport could tell something was ...

LOS ANGELES AIR FORCE BASE, El Segundo, Calif. — The U.S. Air Force Global Positioning System (GPS) IIF-4 satellite is ready for launch aboard a United Launch Alliance Atlas V Launch Vehicle on May 15 ...

The pilots flying into Denver International Airport could tell something was wrong. In urgent calls to air traffic controllers, they reported that the Global Positioning System was going haywire, ...

Abstract: GPS has evolved into a vital component of our critical infrastructure. Originally developed over 50 years ago as a military navigation system, it has since been transformed into an ...

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The Global Positioning System, or GPS, is pretty much indispensable these days. Phones, tablets, self-driving cars, and drones depend on a network of geostationary satellites high above the earth’s ...

China‘s BeiDou navigation system has achieved a significant milestone by being internationally recognized as a global standard for commercial aviation. This recognition marks a major leap in satellite ...