Over the last fifty years, humanity has developed an extraordinary shared utility: the Global Positioning System. Omnipresent, free, and available to all, GPS powers everything from your phone to the Internet to the Mars Rover. Greg Milner tells the sweeping story of GPS, from its conceptual origins as a bomb guidance system to its present ubiquity. While GPS has revolutionized methods of timekeeping, navigation, and seismological prediction, it has also altered human behavior, introducing pheno .
