Samsung’s One UI 8.5 beta gives the Galaxy S25 a smarter lock screen clock that automatically shifts around any wallpaper.

Optical lattice clocks are devices that measure the passing of time via the frequency of light that is absorbed or emitted by laser-cooled atoms trapped in a repeating pattern of light interference ...

Nuclear clocks are a technology researchers have been working toward for decades. New research in theoretical physics brings them closer to reality.

Physicists are quietly rewriting one of the most basic units in science, using a new generation of optical clocks that can ...

A research team at VTT MIKES has set a new record in optical-clock absolute frequency measurements using a strontium ...

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 ...

In a nod to history, the digital clock’s seconds indicator incorporates the British railway system’s renowned double arrow ...

The new pitch clock promises to bring substantial change to MLB this season, speeding up the game—which critics say can be a slog at times—by a significant amount. With Opening Day coming on Thursday, ...

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 ...

Hours away from any airport, deep in the heart of the Sierra Diablo mountains along the Texas-Mexico border, a 500-foot-tall clock is taking shape. In an era when atomic clocks can tick billions of ...

The Pensacola tower clock in front of the old Escambia courthouse is running now, thanks to one man's promise decades ago.

A night-shift worker finishes at dawn. Their phone says Tuesday, but their body feels like it's Monday. The body's internal ...