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NASA Detected GPS Signals From 243,000 Miles Away... on the Moon

For the first time, NASA has detected a signal from the Global Navigation Satellite System (GNSS) nearly 250,000 miles from Earth. The signal was part of the Lunar GNSS Receiver Experiment (LuGRE) ...
Mashable

A NASA test just proved GPS signals can be picked up on the moon

NASA and the Italian Space Agency's Lunar GNSS Receiver Experiment succeeded in its first attempt to acquire Earth-based navigation signals from the moon on March 3, 2025. Credit: NASA / Dave Ryan ...
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 ...
War on the Rocks

A Signal Point of Failure: Integrating BeiDou into U.S. Positioning, Navigation, and Timing Systems

While serving on the National Security Council staff in the Biden administration, I was tasked with strengthening the resilience of U.S. critical infrastructure, namely its reliance on GPS for ...

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 ...