NIST atomic fountain clock gets much better with time

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NIST atomic fountain clock gets much better with time
The world's best clock, NIST-F1, has been improved over the past few years and now measures time and frequency more than twice as accurately as it did in 1999 when first used as a national standard, physicists at the National Institute of Standards and Technology report.


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All News summaries from Physics news
All News summaries for September 23, 2005

Long-Lasting Quantum Memory Leads to Long-Distance Quantum Communication

12 hours ago | User rating: not rated yet
(PhysOrg.com) -- Physicists have taken a step closer to realizing long-distance quantum communication, in which a quantum state is transferred from one location to another by becoming entangled with a traveling ...

Broken symmetry: Answering the solace of quantum

Oct 07, 2008 | User rating: not rated yet
Humans like the comfort of symmetry -- the identical image in the mirror, the matching wings of the baroque mansion, the equal numbers in opposing football teams.

Japanese duo, US scientist win Nobel for particle physics

Oct 07, 2008 | User rating: not rated yet
Makoto Kobayashi and Toshihide Maskawa of Japan and Yoichiro Nambu of the United States won the 2008 Nobel Physics Prize Tuesday for groundbreaking theoretical work in fundamental particles.

Dark matter, new planets could bring physics Nobel

Oct 07, 2008 | User rating: not rated yet
(AP) -- Scientists who have pursued dark matter, hunted for undiscovered planets and advanced nanotechnology were being touted Monday as candidates for the 2008 Nobel Prize in physics.

Bad connection caused atom smasher shutdown

Oct 07, 2008 | User rating: not rated yet
(AP) -- A bad electrical connection likely caused the malfunction that sidelined the world's largest atom smasher days after it was launched with great fanfare, a senior scientist said Monday.