As unnerving as it is to hear, air traffic control has always been pretty piecemeal. Relying on a combination of instrumentation—namely, radar, radios, and GPS—as well as good old fashioned eyeballs, pilots do a pretty good job navigating the sky. But they’re about to get a lot better with a new satellite-based system.
from Gizmodo http://ift.tt/1zhxa31
via Gizmodo
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