You've probably tapped into the Global Positioning System to improve your hunting, fishing, or camping experience. But how does GPS work?

GPS interference is on the rise, so you might be wondering how it works. And can anything be done about it? And perhaps most importantly do you need to worry?

Replacements are constantly built and launched. Other countries have GPS satellites as well. Newer GPS systems (receivers on earth) will be even more accurate, smaller, cheaper, and even work indoors.

NEW MEXICO (KRQE) – Have you ever wondered how the GPS in your phone or your car and pinpoint your location with such accuracy? It’s a matter of time atomic time, to be … ...

I just upgraded from an original iPhone to the new 3G S, so this is the first time I've had GPS. I'm trying to figure out how I can tell if it's working? It doesn't appear to be working, because ...

Ursula von der Leyen’s plane faced GPS jamming over Bulgaria, forcing pilots to rely on backups. Experts warn such ...