An optical lattice clock embedded in the curved spacetime formed by the earth’s gravity. Dynamical interplay between photon-mediated interactions and gravitational redshift can lead to entanglement ...

China has quietly solved a problem that only becomes obvious once you try to live and work off-world: clocks on the moon do not tick at the same rate as clocks on Earth. By unveiling an ultra-precise ...

Researchers have explored the interplay between gravitational effects and quantum interactions in optical atomic clocks, revealing more about quantum entanglement in precision timekeeping. For over a ...