IEEE Spectrum on MSN

A chip that keeps time (almost) like an atomic clock

For decades, atomic clocks have provided the most stable means of timekeeping. They measure time by oscillating in step with ...
University of Nevada, Reno

The most precise clock ever built ticks closer to reality

Nuclear clocks are a technology researchers have been working toward for decades. New research in theoretical physics brings them closer to reality.

Counting electrons reveals thorium’s nuclear tick in a solid clock

Researchers develop a method to count thorium-229 nuclear ticks, paving the way for high-precision nuclear clocks and sensors ...
IFLScience on MSN

Time moves faster up a mountain – and that’s why Earth’s core is 2.5 years younger than its surface

Time is relative. The ticking of the clock, even of the most precise clocks we can make, does not exist in an absolute. It ...
AZoQuantum on MSN

Nuclear Clock Breakthrough to Benefit Navigation, Communication, and Disaster Prediction

A recent study published in Nature details a significant advancement in the creation of practical nuclear clocks.
The Crimson White

Denny Chimes now synced to atomic clock precision

Denny Chimes is now synced to atomic clock precision, making the clock tower more accurate than ever. Thejesh Bandi, an associate professor in the department of physics and principal investigator of ...

An Old Jeweler’s Trick Could Unlock the Next Generation of Nuclear Clocks

A revolutionary achievement could pave the way for smaller, more efficient nuclear clocks. Last year, a research team led by UCLA achieved a milestone scientists had pursued for half a century. They s ...
EurekAlert!

MIT physicists improve the precision of atomic clocks

Vladan Vuletić with members of his Experimental Atomic Physics group. From left to right: Matthew Radzihovsky, Leon Zaporski, Qi Liu, Vladan Vuletić, and Gustavo Velez. Every time you check the time ...
Informationsdienst Wissenschaft

Breakthrough on the path to optical nuclear clocks: laser-based excitation of Thorium-229 in non-transparent material

A research team from the University of California Los Angeles (UCLA), Ludwig Maximilian University of Munich (LMU), and Johannes Gutenberg University Mainz (JGU) has succeeded in exciting the atomic ...

Optical clock sets new accuracy record, bringing us closer to a new definition of the second

A research team at VTT MIKES has set a new record in optical-clock absolute frequency measurements using a strontium single-ion clock with exceptionally low uncertainty and high uptime.