For a good night of sleep, consider getting your circadian rhythm back in sync with the sun. Here’s how to do it.

(NEXSTAR) — Roughly a month ago, most Americans lost an hour of precious Sunday sleep as daylight saving time began and our clocks jumped forward. The U.S. again could be on the precipice of ...

Psychological time is not clock time. How people in different parts of the world divide up the minutes in an hour may explain ...

Atomic clocks are the basis upon which a second is defined. But there is a new kid on the block, the optical clock, which ...

Your biological internal clock is controlled in a small region of the brain called the hypothalamus. It regulates hormone ...

Watch as simple color pencils and clear epoxy come together to create a playful yet stylish clock—perfect for any creative space.

Democratic Senator Lisa Blunt Rochester supports ending the clock switching. "We need to find a solution and stick with it," Rochester said. Some say Congress could let states choose which time ...

But daylight saving time, when clocks are set from spring to fall one hour ahead of standard time, is still recognized in most parts of the country. It was first adopted as a wartime measure in 1942.