By trapping huge amounts of water on land, big dams built by humans have slightly changed how Earth spins and where its poles ...

The Earth's rotation is about to accelerate significantly. According to scientists, July 9, July 22, and August 5 of this year will be some of the shortest days in recent memory as a result, slicing ...

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 ...

Right now, as a passenger on planet Earth, you’re zooming through space at incredible speeds. But why can't you feel it?

Earth's changing spin is causing it to rotate slightly faster than before, which may lead to the subtraction a second from clocks around 2029. This phenomenon, while not catastrophic, is unprecedented ...

A globe was the first thing I ever bought with my own money. I was maybe 5 years old, and I was really excited to take it home. As I quickly discovered, you can spin it in the direction that the earth ...

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 ...

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Like you, I'm given to wondering about "what ifs" to better understand the assumptions we make about the world. One of my favorites is what if the Earth stopped rotating? Let's just say things would ...

The latest findings in Earth science are brought to you by ancient astronomers who observed the heavens as much as 2,700 years ago. Thanks to hundreds of records of lunar and solar eclipses carved in ...