Keeping time is easy, keeping precise time is hard, but a new type of clock based on atomic nuclei has pushed time-keeping ...

Atomic clocks leveraged the atom to keep time, but new innovations will use the nucleus itself.

Researchers have demonstrated a new optical atomic clock that uses a single laser and doesn't require cryogenic temperatures. By greatly reducing the size and complexity of atomic clocks without ...

World's first thorium-229 nuclear clock shows potential for ultra-precise timekeeping and fundamental physics tests.

Add Yahoo as a preferred source to see more of our stories on Google. A new study suggests trapped-ion atomic clocks could detect quantum superpositions of time, opening a path toward uniting quantum ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Picture a clock ...

For many years, cesium atomic clocks have been reliably keeping time around the world. But the future belongs to even more accurate clocks: optical atomic clocks. In a few years' time, they could ...

CC0 Usage Conditions ApplyClick for more information. Harold Lyons was a physicist whose primary interest was in atomic frequency standards and atomic clocks. The collection documents Lyons and his ...

To address the discontinuity and constant bias inherent in traditional hard and soft threshold functions, an atomicclock signal denoising method based on the hyperbolic tangent smooth threshold ...