Morning Overview on MSN

Ytterbium optical clock design could sharpen tests of fundamental physics

A transportable ytterbium optical lattice clock has been commercially shipped, rapidly recommissioned, and tested against ...
Interesting Engineering on MSN

Japanese scientists make ytterbium atomic clock that could detect dark matter

Physicists have developed a highly precise and ultra-sensitive atomic clock based on ytterbium, which ...
ExtremeTech

Optical lattice clock could change the definition of the second

Tucked away in a vault in France is a weight made of platinum and iridium, diligently cared for by a team of highly trained specialists. Its sole purpose is to be, to sit and remain unchanging as the ...
Phys.org

Strontium optical lattice clock in China surpasses key benchmarks for precision timekeeping

A research team led by Prof. Chang Hong from the National Time Service Center (NTSC) of the Chinese Academy of Sciences (CAS) has developed a strontium optical lattice clock with both frequency ...
AOL

MIT and Harvard break quantum limit with world’s most accurate optical clock

Every second of modern life runs on precision — from GPS navigation to the time signals that keep the internet in sync. But scientists at MIT and Harvard have just taken precision to an entirely new ...

China builds ultra-precise clock accurate to 1 second in 30 billion years

The clock itself is what’s known as a strontium optical lattice clock. Researchers in China have built one of the most ...
EurekAlert!

Successful development of the world’s first compact and robust high-precision optical lattice clock with a 250-L volume

A compact optical lattice clock with a volume of 250 liters has been developed. The system includes a physics package for conducting spectroscopy on the clock transition within a vacuum chamber, ...
AOL

New optical atomic clock is 1,000x more accurate than today's standard

The way time is measured is on the edge of a historic upgrade. At the heart of this change is a new kind of atomic clock that uses light instead of microwaves. This shift means timekeeping could ...
GIGAZINE

A strontium optical lattice clock that drifts by only one second in 30 billion years has been completed, reaching a level necessary to redefine the 'second.'

A research team led by Ji Peng Jia of the University of Science and Technology of China has reported improvements to a strontium optical lattice clock that has been in use at the university, reducing ...
Nature

Optical Atomic Clocks And Ultracold Atoms

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 ...
Yahoo

MIT and Harvard break quantum limit with world’s most accurate optical clock

Add Yahoo as a preferred source to see more of our stories on Google. MIT and Harvard scientists have built the world’s most precise optical clock, surpassing the quantum limit with entangled atoms ...