GPS

Frontier Signal

The Navigation System That Works When GPS Goes Dark

Aug 7, 2026

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4 min read

The Navigation System That Works When GPS Goes Dark

GPS can be jammed with a cheap transmitter, and increasingly is. Quantum sensors are being tested as a backup that navigates using the Earth's magnetic and gravitational fingerprints, signals no satellite jammer can switch off.

spoofing

+11

GPS Isn't About Maps. It's About Time, and That's the Problem.

Jul 18, 2026

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5 min read

GPS Isn't About Maps. It's About Time, and That's the Problem.

Ask anyone what GPS is for and they will say maps. Its real job is telling the time, and it does that job for the power grid, the stock market and the mobile network. The signal is fainter than a distant lightbulb. The fix is quantum, and the clock is already running.