How close is humanity to self-destruction? Doomsday Clock will reveal how bad things are.
The clock is meant as a metaphor for how close humanity is to self-annihilation, according to the Bulletin of the Atomic ...
earth5d
Most accurate optical atomic clock ever made will redefine the meaning of a 'second'
Scientists developed a highly accurate optical ion clock, improving time measurement precision by 1,000 times.
IFLScience on MSN10d
Multi-Ion Optical Atomic Clock Takes A Step Towards Changing The Definition Of A Second
Researchers have developed a new approach in optical atomic clocks that brings forth a major goal in science: the ...
Redefining the second: Optical atomic clock achieves record accuracy in comparison measurement
The next generation of atomic clocks "ticks" with the frequency of a laser. This is about 100,000 times faster than the ...
StudyFinds on MSN9d
‘Perfect time’ gets closer: Revolutionary atomic clock could redefine the second
In a nutshell Scientists have created the most precise atomic clock ever built, using a crystal of multiple atoms instead of ...
Optics5d
Optical atomic clock achieves record accuracy redefining the second
In an optical atomic clock, atoms are irradiated with laser light. If the laser has exactly the right frequency, the atoms change their quantum mechanical state. All external influences on the atoms ...