Most people think they know their bedtime, but this study clocks it down to the minute. What time does the average American actually fall asleep? According to a new national survey, it’s precisely ...

A large England study found fewer NHS visits for sleep, heart, and mental health issues after clocks moved back in autumn.

(NEXSTAR) – If you already dread changing the clocks, a new study from sleep researchers at Stanford Medicine may have you researching a move to Hawaii or Arizona, the two states that do not observe ...

Disruptions to our circadian clocks—the internal molecular timekeepers "ticking" in nearly every cell of our body throughout ...

Graphic illustrating the difference in energy between running a quantum clock (left: a single electron hopping between two nanoscale regions) and reading the ticks of the clock (right). The energy ...