The upcoming auction of an marine chronometer highlights just how far science has advanced in the last 200 years. The historically significant instrument accompanied Charles Darwin on his epic ...

Harrison completed his first chronometer in 1735 and later built a series of smaller, more portable versions. But it took another 28 years for him to receive even a portion of the Board of ...

John Harrison's third marine chronometer, 1757. John Harrison (1693-1776), English inventor and horologist, discovered the means by which longitude could be determined accurately.

We are at a critical time and supporting climate journalism is more important than ever. Science News and our parent organization, the Society for Science, need your help to strengthen ...

Mr. Jason Heaton divulges the history, science and prestige of chronometers in this enlightening essay. Skip to main content. Open menu. Gear Patrol. Search. Close menu. Motoring Open Motoring mega ...

This article was originally published with the title “ An Old Chronometer ” in Scientific American Magazine Vol. 10 No. 10 (November 1854), ... Expand Your World with Science.