Add Yahoo as a preferred source to see more of our stories on Google. Most of the energy cost in quantum timekeeping comes not from the clock but from the act of observing its tiny ticks. (CREDIT: ...

Add Yahoo as a preferred source to see more of our stories on Google. Oxford study finds reading quantum clocks costs far more energy than running them, reshaping quantum tech design and understanding ...

How can the strange properties of quantum particles be exploited to perform extremely accurate measurements? This question is at the heart of the research field of quantum metrology. One example is ...

Quantum timekeeping has reached a new threshold, with trapped-ion clocks now accurate to the 19th decimal place and a ...

By replacing single atoms with an entangled pair of ions, physicists in Germany have demonstrated unprecedented stability in ...

Time crystals could one day provide a reliable foundation for ultra-precise quantum clocks, new mathematical analysis has revealed. Published in Physical Review Letters, the research was led by ...

Breakthrough trial with Tiqker clock aboard XCal submarine advances resilient navigation in GPS-denied environments Testbed submarine XV Excalibur went to sea with Infleqtion’s quantum optical atomic ...

At this year’s LASER World of Photonics (2025), in Munich, Germany, Toptica Photonics introduced to the market what the Munich-based company describes as “the first commercially available optical ...

The study shows that in quantum devices, reading a clock consumes far more energy than running it. This insight will help ...