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

As fall rolls in and Halloween decorations start popping up in yards and stores, as of Oct. 2, we are exactly one month away from falling back and changing our clocks to get one more hour of sleep and ...

Correction & clarification: A prior version of this story misstated the origin of the U.S. law on daylight saving time. The sun is setting earlier and the nights are getting longer — a sign that ...

Those who support ending daylight saving time permanently advocate brighter afternoons and more economic activity. Does anyone like daylight saving time? One of the most popular holidays of all time ...