Earth takes 24 hours to complete a full rotation in a standard day, equal to exactly 86,400 seconds. July 9 was the first of three days in which a millisecond or more could be shaved off the clock on ...

Scientists are also investigating changes in the rotation of the Earth's inner core. They suspect that couplings with the Earth's mantle could contribute to ...

If you’re the kind of person who gets a lot done, you’re grateful for every one of the 86,400 seconds that make up a day. On July 9, however, as well as on July 22, and August 5, you won’t get your ...

Time is not on your side this summer. The Earth is set to have three remarkably shorter than average days in the coming weeks as the Earth’s rotation unexpectedly accelerates, according to scientists.

As early as 2024, scientists from the US and China discovered that the Earth’s core had slowed down and even stopped moving in relation to the Earth’s crust. But until now, the general public—that’s ...

Stargazers can tune in to the Virtual Telescope Project's YouTube stream beginning at 11 p.m. EDT on Sept. 17 (3:00 GMT Sept.

The Three Gorges Dam in China is large enough and transports enough water that it affects Earth's rotation by 0.06 ...

The days are getting shorter and not just because summer is waning in the Northern Hemisphere. On Tuesday, Aug. 5, Earth's solar day will be ever so slightly shorter than usual 24 hours, according to ...