We take for granted how much reliance we put on GPS signals for everyday life. These signals rely on satellites that can be made vulnerable to failure and there is a need for a backup signal on the ...

Progress in developing the Broadcast Positioning System (BPS) was recently charted at the NAB (National Association of Broadcasters) show. CNX Software reports that BPS is being positioned as a backup ...

Satellite navigation systems underpin modern society, supporting aviation, transportation, telecommunications, and scientific ...

NASA’s laser retroreflector arrays aboard GPS III satellites enhance positioning accuracy for Earth navigation and scientific measurements by reflecting laser signals back to ground stations.

Our everyday GPS struggles in “urban canyons,” where skyscrapers bounce satellite signals, confusing even advanced navigation systems. NTNU scientists created SmartNav, combining satellite corrections ...

From smartphone maps to precision weapons, satellite navigation underpins modern life and war. Global Navigation Satellite Systems have become indispensable, and that's made them vulnerable to ...

In September 2025, a Widerøe Airlines flight was trying to land in Vardø, Norway, which sits in the country’s far eastern arm, some 40 miles from the Russian coast. The cloud deck was low, and so was ...

Satellite drift might not sound like a problem, but it’s a real-world issue that affects everything from your GPS to emergency communications, and engineers have some clever tricks to keep it all in ...