This breakthrough in precision timing is about the size of your fingernail and only loses one second every 30,000 years.

Physicists are getting closer to creating a long-sought ‘nuclear clock’. This device would keep time by measuring energy ...

Scientists are exploring a new type of optical atomic clock based on ytterbium-173 ions that could help define the future standard for measuring time.

Atomic clocks are the most accurate timekeepers we have, losing only seconds across billions of years. But apparently that’s not accurate enough – nuclear clocks could steal their thunder, speeding up ...

The theory was developed by Neils Bohr's great-grandson. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the latest updates ...

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Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Atomic clocks have served as the world’s most precise means of ...

The field of optical atomic clocks, in combination with ultracold atoms, has transformed precision timekeeping and metrology. By utilising laser-cooled atoms confined in optical lattices, researchers ...

Atomic clocks that excite the nucleus of thorium-229 embedded in a transparent crystal when hit by a laser beam could yield the most accurate measurements ever of time and gravity, and even rewrite ...

Add Yahoo as a preferred source to see more of our stories on Google. The reconciliation of general relativity and quantum mechanics is one of the biggest challenges in science, one that continues to ...