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Gps Doesn't Work ­nderwater


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Seawolf-class submarine

A Seawolf-class submarine, as above, carries an internal accelerometer so it can still benefit from GPS.

Credit: STR News / Reuters

To prepare for the possibility that it will one day deploy swarms of uncrewed drone submarines, the U.S. Navy is developing a system that will allow the global positioning system (GPS) to function deep below the ocean's surface.

From The Atlantic
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