Deep in China’s Hubei province, a structure designed to tame nature may also be nudging the planet’s rotation. The Three Gorges Dam, the world’s largest hydroelectric power station, has long ...

Aren’t the summer days supposed to be longer and the winter days shorter? Since when have things gone in reverse for the summertime? Since now, maybe? Starting today? Okay, here’s what’s going on.

On those three days, just over a millisecond is expected to be shaved off the standard 24-hour day. Of course, you're unlikely to notice such a miniscule difference in your day. But scientists who ...

Add Yahoo as a preferred source to see more of our stories on Google. 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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Earth spun just a bit faster than usual on July 9 and is expected to do so again on July 22 and Aug. 5, according to the website ...

It has come to our attention that a handful of people out there are a little puzzled about why flying against Earth’s ...

Earth is the planet we have the best opportunity to understand in detail—helping us see how other rocky planets behave, even ...

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 spun just a bit faster than usual on July 9 and is expected to do so again on July 22 and Aug. 5, according to the website TimeAndDate. Over a millisecond was reportedly shaved off the clock on ...