Though most readers were in favor of ending the twice-a-year clock change, many differed on which time system the state ...

Scientists are exploring a new type of optical atomic clock based on ytterbium-173 ions that could help define the future standard for measuring time.

Chinese scientists create clock so precise it could redefine second - Optical clock measures time using light emitted by ...

DST continues to spark debate as Americans remain divided over whether to keep changing their clocks each year.

Daylight Saving Time, often shortened to DST, is one of those calendar events most people experience but rarely stop to fully understand. Each spring, millions of people reset their clocks, lose an ...