Over the last few years, optical atomic clocks have broken record after record in precision timekeeping. Atoms are cooled to ...

Physicists are preparing to test whether time itself can exist in a quantum superposition, using ultra-sensitive atomic clocks capable of detecting minute fluctuations. The proposed experiment could ...

Scientists have created tiny “optical tornadoes” — swirling beams of light that twist like miniature whirlwinds — using a ...

A major physics experiment has uncovered evidence for a strange new form of matter, where a fleeting particle gets trapped ...

If asked what proportion of the Solar System’s mass was in the Sun, some people would check a reliable source, while others ...