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

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

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

Overview:  Smart alarm clocks in 2025 focus on calm waking, not loud noise. Light and soft sound now guide the body out of ...

If you start your day before the sun rises, or if you’re looking for a gentle alternative to a blaring alarm clock, a sunrise alarm clock may be your new favorite tool. These clocks mimic the natural ...

There is plenty of evidence about how important sunlight is to our circadian rhythm, and how the blue light we stare at on computers and televisions interrupts it. Many people have poor sleep, due to ...

Clocks tick faster on Mars than they do on Earth, in part because Mars experiences less gravitational pull from the Sun. Now scientists have calculated just how much faster -- 477 microseconds, on ...

Pulsars are some of the most reliable metronomes in the universe, and scientists are now using their flickering radio beams ...

On Sunday, at 1am, the clocks go forward by an hour. It's the same every year, the clocks go forward on the last Sunday of March. They go back again on the last Sunday of October. It's 100 years since ...

The clocks are due to go back an hour here in the UK this weekend, meaning the nights will get darker even earlier as autumn winds down and winter gets into full swing. While many people relish the ...