NOAA is mapping Cape Cod Bay seafloor for the first time in decades, using sonar to chart hazards and update nautical charts ...
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The US Navy Ship That Sailed 1,800 Miles Without GPS
In 2022, the crew of USS Essex turned off all their navigation electronics and crossed the Pacific the old-fashioned way—using charts, sextants, and raw skill. It was a proof-of-concept for a future ...
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