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February 17, 2022
Physicists from JILA have measured time dilation in a new atomic clock with 50 times more precision than the best current designs.
February 16, 2022
University of Wisconsin-Madison physicists have made one of the highest performance atomic clocks. Their instrument is an optical lattice atomic clock.
February 16, 2022
Physicists have measured time dilation on the smallest scale ever using an atomic clock made of thousands of ultracold atoms formed into a stack of pancake-shaped blobs
February 16, 2022
US scientist Jun Ye and his team built a device 50 times more exact than today’s best atomic clocks, paving the way for new discoveries in quantum mechanics.
February 7, 2022
“Because cesium atoms react to microwave radiation with a frequency of 9,192,631,770 cycles per second (hertz or Hz), the international standard unit of time, the second, is defined as the duration…
January 19, 2022
The Navy has awarded a small New York firm a $20 million contract to develop a compact, next-generation mercury ion atomic clock, the Pentagon announced recently.
December 31, 2021
Researchers who used highly accurate atomic clocks say the Earths rotation sped up in 2021, leading to a shorter year.
October 27, 2021
Earth is no longer accelerating its rotation and is slowing down. Officials say that we may need to add a negative leap second.
October 19, 2021
The toaster-sized device could help make human travel to Mars—and beyond—a reality.
October 14, 2021
After more than two years of pushing the timekeeping frontiers and improving spacecraft navigation in deep space, General Atomics has announced the successful completion of NASA's Deep Space Atomic Clock (DSAC) mission.