Most Speedometers Are Inaccurate, But Is GPS Any Better?

It's pretty well established that car speedometers are mildly inaccurate. However, if you're wondering whether GPS is any ...
The Family Handyman on MSN

How to navigate highway signs without a GPS

Even without GPS you can stay oriented and drive confidently on unfamiliar highways and byways to get where you're going.
jdpower

What Does GPS Stand For?

GPS is an acronym for Global Positioning System. It is a satellite navigation system providing distance, time, and position measurements in the world coordinate system. To put it simply, it is a ...
The Baltimore Sun

Our GPS system is vulnerable, threatening everyday life. What’s being done about it?

The country’s GPS systems might be more vulnerable than you think — and the stakes are high. A Global Positioning System failure could affect transportation, banking and emergency operations. But ...
The Heritage Foundation

GPS: Technology That Truly Changed the World

September marks the 50th anniversary of the Global Positioning System, a U.S.-owned free utility that offers positioning, navigation, and timing services to users all over the world. It changed not ...

GPS is key to the global economy. It’s also surprisingly easy to attack.

The pilots flying into Denver International Airport could tell something was wrong. In urgent calls to air traffic controllers, they reported that the Global Positioning System they used to navigate ...