Signals from the global navigation satellite system can be jammed and spoofed, so a Google spinout is working on an alternative positioning and navigation system that uses the Earth’s magnetic field.

Garmin has announced the DriveSmart 66, 76, and 86 series – a fresh lineup of portable car GPS sat navs designed to bring a new level of simplicity and information to drivers. The Garmin ...

Ever wonder how the Global Positioning System (GPS) works? This extraordinarily complex system is actually based on some simple concepts. Find out what they are in this Shockwave game.

"What is the most accurate speed indicator - analogue speedometer, digital speedometer or GPS on sat navs?" - LE Dear LE, Vehicle speedometers, whether digital or analogue, calculate speed based ...

This GPS navigation and satellite communication divide arguably does the job of two devices in one. It packs photo-realistic maps, making exploration that bit easier, while inReach makes messaging ...

We point you in the right direction for the best GPS apps and units. Are you lost searching for the right car navigation system? CHOICE's tests, reviews and comparisons will help you find your way ...

The UK has already spent 1.4bn euros (£1.2bn) on Galileo, Europe's answer to the US GPS system. Costs for a UK-only sat-nav system are likely to run to several billion pounds. A feasibility study ...