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 ...
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 ...
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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