Leaders face the challenges involved with satellite constellation maintenance and enhancement at ION GNSS 2006.

Secure Tracking for Critical Applications Aug 1, 2006 By: Alessandro Pozzobon, Oscar Pozzobon, Chris Wullems

From the safety of workers to the protection of assets and the transportation of hazardous materials, GPS tracking has become an increasingly important safeguard against security threats. But users must be aware of the technology's vulnerabilities and of the tools needed to ensure protection.

Some view GPS and Galileo as competitive systems. In fact, they are complementary.

The World of GPS Toolsets based on GPS permeate the geospatial world, transforming practices and expanding the realm of possibility. Jul 1, 2005 By: Glen Gibbons

When Soviet fighter jets shot down a Korean airliner (KAL 007) that had strayed into the USSR's air space in September 1983, the whole world took note. In the days following that tragic event, President Reagan announced that the United States would make a little-known satellite-based technology still under development — the Global Positioning System, or GPS — available to the world as a means for improving commercial aviation safety.