Exelis (XLS) (NYSE:XLS) has successfully completed and fully tested six transmitter assemblies, which are integral payload components for the first in a series of the next generation of GPS III ...

A low-cost positioning, navigation and timing (PNT) service that would use the same L-band frequency range as the Global Positioning System (GPS) could be installed on hundreds of military satellites ...

For years, neighbors who live along the flight path to San Francisco International Airport have suffered — and complained — about airplane noise. Now the airport is testing a new way to battle the ...