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A new Digital Sextant has been engineered to provide back-up navigation in the event of failure or malicious adjustment of the GPS system, says manufacturer ScanjetPSM. The Digital Sextant provides a ...

Quartermaster 3rd Class Craig Warner uses a navigational instrument on the USS Rushmore in the Pacific Ocean on Nov. 26, 2015. (Petty Officer 3rd Class Chelsea Milburn/U.S. Navy) The Feb. 18 Economy & ...

Even though we live in the high-tech GPS era when it comes to getting around, it turns out the Royal Canadian Navy still trains with the very low-tech sextant for navigation. The sextant, a tool that ...