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344 The Secret To Better Airplane Navigation Could Be Inside the Earth's Crust

Slashdot
msmash @ Slashdot · 07/16/2025 10:00 EDT

The Secret To Better Airplane Navigation Could Be Inside the Earth's Crust

Airbus's Silicon Valley innovation center Acubed and Google spinout SandboxAQ have successfully tested a quantum-sensing navigation device as an alternative to GPS during 150 hours of flights across the continental United States. The toaster-sized MagNav device uses quantum physics to measure unique magnetic signatures in Earth's crust [non-paywalled, syndicated link], with an AI algorithm matching those signatures to exact locations.

The technology achieved Federal Aviation Administration requirements by

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