Carpenter and clock-maker John Harrison died 250 years ago in March 1776, on his 83rd birthday. He is known today for the ...

The equator is a clear and accurate line around Earth that makes measuring latitude a precise science, but when it came to figuring out how to do that with longitude, British sailors were at a loss.

John Harrison’s name may not be familiar but his work helped shrink the world. Dan Carrier learns how from horologist ...