As the world considers redefining the precise length of a second, Singapore’s Centre for Quantum Technologies has delivered a ...

Take a second and turn it into trillions of moments. Measure each one. That's how precisely an atomic clock at Singapore's ...

The lab-based timepiece 1, made by researchers at the National University of Singapore (NUS) using the rare-earth metal lutetium, is four times more accurate than the previous best clock 2, which was ...

The Bulletin of the Atomic Scientists announced on Jan. 23 that the hands of the Doomsday Clock will remain at 90 seconds to midnight—the closest it has ever been to apocalypse. Every year, the ...

If you've got the time, we've got the riddle. And it's time for a riddle about time: How many numbers are on a clock? It begins with the simplest of questions that, nevertheless, has no simple answer.

What if you could build a clock that would last for 10,000 years? A clock that would tick only once a year, bong once a century, and cuckoo once a millennium? A clock that would be a symbol of ...

We say this word multiple times a day, but what does it really mean? Two linguists took the time to explain the fascinating origin of o'clock. Read on to learn what the o in o’clock stands for and how ...

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 ...

If you wanted to build a clock with a 7-segment display, there are a wide variety of ways you might go about it. You could grab some 74-series logic chips and create a whole bunch of counters and ...

The famous "it's a small world" clock at Magic Kingdom is currently not working and will take over three weeks to repair.

Equatorial sundial at Denver’s Crammer Park, when it is a little past 11:00 a.m. by the sun. (The shadow moves clockwise, with the afternoon hours on the left.) Click here for the equation of time in ...