The Global Positioning System, or GPS, has become an oft-repeated name in 21st-century travel and communication systems around the world. A brainchild of the Department of Defense (DOD) of the United States, it was initially developed as a military tool for tracking various items across the globe. However, the United States has opened up the use of GPS to civilians throughout the world.

In layman’s terms, GPS simply provides the user with location-based services with the help of which the user can track his or her movements around the world as well as navigate through a particular area while hiking, cross-country skiing, ballooning, flying, sailing, trekking, and so on. Apart from these, GPS technology has widespread uses in the sphere of science and technology and is ...