Smithsonian Magazine

The World’s First Nuclear Clocks Are Ticking, Opening a New Way to Investigate Dark Matter and Other Mysteries of Physics

Two independent teams of scientists have created the first functional clocks that can keep ultraprecise time using the nuclei ...

Atomic clocks may be powerful enough to detect the quantum fabric of time

Time feels familiar. It marks every moment of daily life, from the ticking of a wall clock to the changing numbers on a ...
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Time crystals promise to power a new generation of ultra-precise quantum clocks

Keeping perfect time is far trickier than it sounds. The world’s best clocks that are used for GPS navigation, satellite communication, and testing fundamental physics depend on carefully controlled ...
Phys.org

Reading a quantum clock costs more energy than running it, study finds

A study led by the University of Oxford has identified a surprising source of entropy in quantum timekeeping—the act of measurement itself. In a study published in Physical Review Letters, scientists ...