As a rule, Donald Saff doesn’t collect clocks he can’t see inside of. It’s the harmonic entanglement of gears—and the skill needed to craft them—that first lured him to horology, the study of ...

Comtoise watches, as seen here in the Comtoise Museum of master watchmaker Bernd Deckert, are a French pendulum clock from the French region of Franch-Comte. While they are beautiful antiques, they ...

Here’s how to build a pendulum-controlled clock which can be made really accurate. Retro? – yes, but an interesting project all the same. You’ll need a spare quartz clock which must be adapted by ...

Thanks to smart watches and smartphones, analog clocks aren’t quite as common a sight as they once were. One that still manages to make an impression is the grandfather clock, a vertically imposing ...

Christiaan Huygens was a busy scholar. Among his many achievements, the Dutch scientist figured out the shape of Saturn's rings and discovered that planet's largest moon, Titan. He founded the theory ...

Dr Hugh Hunt is a Fellow of Trinity College, Cambridge. He has been 'Keeper of the Clock' since 2004. He is a mechanical engineer and applies his knowledge of mechanics and instrumentation to the ever ...