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

Something unusual is happening to our planet, and scientists are racing to understand why. For billions of years, Earth’s rotation has been gradually slowing down, mainly due to the Moon’s ...

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 ...

Earth's rotation is randomly speeding up, and nobody is quite sure why. These speedups, which have occurred several times over the last few years, haven't had any effect on daily life, but they also ...

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 just recorded one of its shortest days on record on Wednesday, and scientists say its accelerating rotation is expected to shorten two more days this summer. On July 22 and August 5, Earth's ...

Earth’s rotation is gradually slowing down, a process that has been quietly shaping the planet since its formation 4.5 billion years ago. This deceleration, caused by the gravitational pull of the ...