The tradition of Daylight Saving Time became official in the U.S. in 1966 when the Uniform Time Act of 1966 was passed.

Neurologist Dr. Ptacek explains how "falling back" disrupts the 24-hour circadian clock, affecting mood and performance, with mitigation tips.

Each year, Daylight Saving Time (DST) starts on the second Sunday in March and ends on the first Sunday in November. Daylight Saving Time is observed by majority of U.S. states, except for Hawaii and ...

It's time for most of America to move clocks back on Sunday. Daylight saving time ends in the U.S. at 2 a.m. local time, which means setting your clock back an hour.

Daylight saving time — often incorrectly referred to as daylight savings time — ends Sunday, Nov. 2, which means it’s time to set clocks back an hour. Spring forward and fall back, right?

Daylight saving time - often incorrectly referred to as daylight savings time - ends Sunday, Nov. 2, which means it's time to set clocks back an hour. Spring forward and fall back, right? There is ...

As Chicagoans adjust to earlier sunsets after setting clocks back an hour, debate continues over whether the U.S. should end ...

In less than a week, most Americans will have to switch their clocks back one hour as daylight saving time ends and switches to standard time. What is it and why is it considered controversial?

Daylight saving time ends on Sunday, Nov. 2, 2025, at 2 a.m., when the clocks "fall back" and we gain an hour.

As clocks are turning back this weekend, Ohio lawmakers are urging the U.S. Congress to make daylight saving time permanent nationwide. Daylight saving time ends at 2 ...