The clock is ticking for mediators to make progress in peace talks between Russia and Ukraine to find a deal after Secretary ...

Clocks on Earth are ticking a bit more regularly thanks to NIST-F4, a new atomic clock at the National Institute of Standards ...

In 2014, when Bob Clark heard that people were debating whether to modernize the old Joint Base Lewis-McChord Garrison Headquarters clock, he worked to turn back time. “‘Let’s see if we can ...

“So, it's deeply devastating, and the clock is ticking. The city will have to start moving forward with planning out what those cuts look like that the House is making.” Bowser declined to ...

Time and frequency are the most precisely measurable physical quantities. Currently, atomic clocks, especially atomic optical clocks, set the standard for accuracy. However, the 229 Th nuclear ...