jan 1, 1760 - John Harrison

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In the 1760s and 1770s, John Harrison, an English clockmaker, revolutionized navigation by developing the marine chronometer. This device accurately measured time at sea, allowing sailors to determine their longitude, a problem that had long plagued navigators. Harrison's invention made ocean voyages far safer and more precise, significantly improving long-distance travel and exploration. His work was a breakthrough in maritime science, earning him recognition and helping to lay the foundation for modern navigation techniques.

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