And any change likely wouldn’t come in time to skip the next clock shift. When does the clock fall back in 2025, when does DST end? Daylight saving time, DST, ends on Nov. 2 at 2 a.m.

One of the many biological wonders of life on Earth is the near-perfect ways our bodies can sense the passage of time. Known ...

Daylight saving time will end at 2 a.m. on Sunday, Nov. 2, when clocks “fall back” by an hour. Sunrise and sunset will be about an hour earlier on Nov 2 than the day before.

Daylight saving time ends this year on Sunday, Nov. 2, when clocks will "fall back" one hour. With that change, the sun will set an hour earlier in the evening and rise an hour earlier in the morning.

This story was originally published on Medical Xpress. Theoretical physics uncovers how our biological clock maintains a consistent 24-hour cycle, even as temperatures change. Credit: RIKEN ...

Daylight saving time begins at 2 a.m. on Sunday, March 9, at which time clocks 'spring forward' and reset to 3 a.m. Will we lose an hour or gain an hour? In the spring, clocks spring forward one hour.

The Navy was the first branch of the U.S. military to embrace the 24-hour clock in 1920. It may be hard to believe, but the U.S. Army didn't start using military time until 0400 on July 1, 1942.

In a breakthrough blending biology and engineering, scientists have built synthetic cells that mimic nature’s internal ...