▲ Peaking
Science
Scientists build world's most accurate atomic clock
Scientists have constructed a lutetium atomic clock that achieves unprecedented stability and sets a new world record.
Atomic Clock
2 trends tracked about this subject — the full history, oldest to newest below.
◼ Archived
Science
🔮 fades ✗
Time lords prepare to kick leap seconds into the next millennium
Global timekeepers face urgent adjustments as Earth's accelerating rotation threatens to force the scrap of the leap second.