The most precise clocks in the world will lose only one second every 300 billion years—and someday they might fit in your ...

The US National Institute of Standards and Technology (NIST) broadcasts atomic clock time signals from ... GPS to WWVB converter to keep his Casio G-Shock self-setting watch on track.

[Art] certainly lives up to his username. His Rubidium-standard atomic real-time clock is surely an example of hardware art. The substrate is a collection of point-to-point soldered perfboard modules.

G-Shock continues to shoot for the moon — or rather, for Audemars Piguet — with its "CasiOak" watches, with this new version ...

Multi-Band Atomic Timekeeping, Tough Solar Power, Shock Resistant 200M Water Resistant, Full Auto EL Backlight with Afterglow, World Time 4 Daily alarms and 1 Snooze Alarm, Hourly time signal ...

That's pretty much the norm – particularly with the rise of dive watches in more formal environments. That's something which is not common on the Casio G-Shock ... the nine o'clock position ...

The Casio G-SHOCK MOVE DWH5600 combines durability with fitness tracking, offering heart rate, step, and health monitoring.

Casio has revealed new all-black editions of its G-Shock Mudmaster ... on its bezel. The watch combines a traditional dial and hands with a digital display at the six o’clock position for ...

The method merges state-of-the-art atomic clocks with quantum computers. "Our goal is to get to the ultimate precision ...

ScubaLab director Robby Myers reviews the G-Shock Mr-G Frogman dive watch on a dive at Florida's Blue Heron Bridge.