Reduce Mileage Using GPS
by Ventura.These devices communicate with geostationary satellites, which tell the device, exactly where on Earth it is. The potential applications for this knowledge are endless. If you know where you are, where...
GPS - Why Bother?
by Sebastian Romero.GPS devices are now so miniaturized that they can be worn on the wrist, like a watch. People convicted of certain crimes may be allowed to serve part of their sentence in the community, rather than a penal institution, on condition that they wear a G...
