Many smartphones offer free sat nav applications, but we're still buying dedicated nav devices by the container load. We take a look into the issues around their use, and compare free and paid apps ...

Navmii, a publisher of GPS location-based applications, announced a free navigational app for the iPhone and iPad. The new NavFree USA provides many of the features you'd expect from a turn-by-turn ...

Scientists in the UK have unveiled a new quantum accelerometer that is capable of providing accurate navigation information without the help of signals from navigation satellites used in GPS. The ...

In a nutshell: Today's typical navigation-grade motion sensors are about the size of a grapefruit, helping steer ships, planes, and vehicles in conjunction with GPS signals. This means they always ...