Before its final crash landing on the Moon, Japan’s Hakuto-R spacecraft snapped an extraordinary image of Earth, offering a ...

As of today, July 9, 2025, Earth is experiencing one of the shortest days ever recorded—and it's only the beginning. Following today’s exceptionally brief rotation, similar millisecond-shortened days ...

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 ...

Earth's rotational speed is always fluctuating, varying by millisecond. However, our planet's rotation speed is decreasing overall. In 2023, the average length of day became longer for the first time ...

WASHINGTON — Wednesday will be slightly shorter than usual, but you probably won't notice the difference even if you're watching the clock closely. Earth is expected to complete a full rotation on ...

Earth is spinning faster this summer, making the days marginally shorter and attracting the attention of scientists and timekeepers. July 10 was the shortest day of the year so far, lasting 1.36 ...

The Moon is getting 1½ inches (3.8 centimeters) farther away from the Earth every year. Scientists measure the distance to ...

As if it's not already hard enough to find the time to do everything you need to do in a day, now you're about to lose another whole millisecond or more. In fact, experts say Tuesday, July 22, could ...