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English clockmaker John Harrison revolutionized long distance seafaring in the 18th century, solving the problem of calculating longitude at sea and devising tools that helped sailors navigate with ...

Why does the whole world set its clocks by a hill in London? The answer is more important than maps and politics. It all ...

Down in a basement room of the Royal Observatory, Greenwich, history was quietly made one morning last week, witnessed by a dozen experts in horology – the esoteric science of measuring time. Bolted ...