Learn about latitude and longitude, the lines we use to measure position on the globe.
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Find out how GPS satellites provide your real-time position on Earth.
It has recently been reported that United Airlines is continuing the trend of replacing pilot navigation materials with tablet computers.
Do you feel comfortable knowing that paper maps are being replaced with tablets on commercial airlines?
Everyone has a story — what's yours? Have you sailed the open seas? Has GPS ever let you down?
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