FOR THE discerning timekeeper, only an atomic clock will do. Whereas the best quartz timepieces will lose a millisecond every ...

The most precise clocks in the world will lose only one second every 300 billion years—and someday they might fit in your ...

Nuclear clocks could be more accurate than atomic clocks by a factor of about 10, potentially leading to improved GPS ...

From the humble wristwatch to the atomic clock, innovations that came out of global conflicts transformed our relationship ...

A method to take snapshots of exploding nuclei could hold clues about the fundamental properties of gold, uranium and other ...

The length of a second was initially determined astronomically, using Earth's rotation. One second was defined as 1/86,400th ...

By studying decay of bound-state beta decay of thallium-205 (205Tl81+), scientists can better understand the timing and ...

HIROSHIMA--Passed down from his grandfather, a U.S.-made wooden clock that hangs on a living room wall at Eiji Koizumi’s home here has stood the test of time and an atomic bomb blast. The ...

While the first atomic clock was invented in 1949, no nuclear clock has yet been feasible. The simple reason is that it takes much more energy to excite a nucleus into a higher energy state than ...

Atomic Digital Clock Auto Set (no back light) - Using radio frequencies broadcast from NIST’s Colorado , the clock will automatically set to the correct time. Automatically adjusts to Daylight ...