Innovative optical atomic clock could combine single-ion accuracy with multi-ion stability

For many years, cesium atomic clocks have been reliably keeping time around the world. But the future belongs to even more accurate clocks: optical atomic clocks. In a few years' time, they could ...

'Definition of a player born for big moments'

Charalampos Kostoulas arrived on the south coast at the start of the season as a fresh-faced talent with glowing plaudits ...
IEEE

Progress of the Strontium Ion Clock Towards Meeting the Re-Definition Criteria of the SI Second

Abstract: New trapped-ion optical clocks with low systematic shift uncertainties are being developed at the National Research Council of Canada, with the goal of meeting the criteria for the ...
The New York Times

Some of the World’s Atomic Clocks Were Off Last Week (by 5-Millionths of a Second)

How some of the world’s most precise clocks missed a very small beat. By Mike Ives and Adeel Hassan Time appeared to skip a beat last week when some of the world’s most accurate clocks were affected ...
The Atlantic

The Island Without Time

When the sun rises on May 18 in the small Norwegian fishing village of Sommarøy, located above the Arctic Circle, it doesn’t set again until July 26. Later in the year, it vanishes from November until ...
unr.edu

The most precise clock ever built ticks closer to reality

Nuclear clocks are the next big thing in ultra-precise timekeeping. Recent publications in the journal Nature propose a new method and new technology to build the clocks. Timekeeping has become more ...
Optics

Finnish optical clock sets accuracy record and refines definition of second…

…and substances will be identified by mini devices based on metalenses, says VTT Research. A new record in optical-clock absolute frequency measurements. A research team at VTT MIKES, a Helsinki, ...
Electronic Specifier

Finnish optical clock sets new accuracy record and brings us closer to a new definition of the second

The official definition of the second is set to be updated for the first time in decades. The change will be based on new optical clocks, which are far more precise than today’s standards. Now, ...
Vulture

Why Do They Keep Saying ‘Clock Tick’ in Wicked: For Good?

But why do they keep saying “clock tick”? Were the Wicked characters’ clocks born ticking, or did they have clock tick thrust upon them? I have a theory, and I’m sorry in advance about it. The idea ...
Gizmodo

Why Is Everyone in ‘Wicked: For Good’ Obsessed With Clock Ticks?

Both the musical and its movie adaptation largely leave out a key piece of worldbuilding from Gregory Maguire's novels—making the repeated use of 'Clock Tick' in 'For Good' come off weirder than any ...