The clock is so reliable that it would be off by less than a second if it had started running 100 million years ago, researchers say. A new atomic clock is one of the world’s best timekeepers, ...
As scientists get closer to putting humans on Mars, the need to understand why clocks tick faster on the red planet is more ...
A new atomic clock is one of the world’s best timekeepers, researchers say — and after years of development, the “fountain”-style clock is now in use helping keep official U.S. time. Known as NIST-F4, ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback