Scientists propose using quantum-entangled clocks to test how gravity affects quantum mechanics in curved spacetime.

One of the biggest challenges in modern physics is uniting quantum mechanics and general relativity. A new experiment may ...

A test using atomic clocks will watch superpositions ride Earth’s curved space-time and see if Einstein can play nice with ...

Quantum networking is being rapidly developed world-wide. It is a key quantum technology that will enable a global quantum ...

The National Institute of Standards and Technology has set a new world record for the most accurate aluminum ion-based ...

"One current method to narrow laser linewidth uses Brillouin lasers, where sound waves interact with light; but the effect is ...

Optical clocks are typically evaluated on two levels — accuracy (how close a clock comes to measuring the ideal “true” time, ...

There's a new record holder for the most accurate clock in the world. Researchers at the National Institute of Standards and ...

Possibly originating with the English poet Geoffrey Chaucer's "time and tide wait for no man," the idea that time waits for ...

The nodes in a quantum network don’t necessarily have to be computers; they can also be atomic clocks. The cesium atoms that ...

If, like me, you can't go a day without making sure your watch is synced to the second, you'll be delighted to learn that a ...

In its second antimatter breakthrough this month, CERN announced it successfully created the first-ever antimatter qubit, ...