The Doomsday Clock is a metaphor for how close the world is to being inhabitable for humanity. Scientists just set the new ...

Scientists developed a highly accurate optical ion clock, improving time measurement precision by 1,000 times.

The Doomsday Clock, a symbolic measure of humanity's proximity to catastrophic destruction, has been set at 89 seconds to ...

The next generation of atomic clocks "ticks" with the frequency of a laser. This is about 100,000 times faster than the ...

IN these days of accurate clocks and watches no one thinks of using a sun dial to tell the time of day. At best such an instrument can be right but four times a year, and in many places it can ...

A top secret lab is developing a super-precise 'quantum clock' that could revolutionize British intelligence. This super-accurate timekeeping device, to be rolled out by 2029, will allow more ...

AI search comparison DeepSeek vs Gemini Flash vs GPT-4 to find the best model for developers, researchers, and professionals.

as super-accurate clocks could help make planet-sized telescopes, hunt for dark matter or even monitor the shape of the planet from the air. Read the paper: Frequency ratio of the 229mTh nuclear ...

In an optical atomic clock, atoms are irradiated with laser light. If the laser has exactly the right frequency, the atoms change their quantum mechanical state. All external influences on the atoms ...