Earth never stops moving. Right now, as you read this, the planet beneath your feet is spinning at incredible speed. At the equator, you are traveling through space at roughly 1,670 km/h (1,037 mph), ...

Add Yahoo as a preferred source to see more of our stories on Google. Earth is spinning faster this summer, leading astronomers to notice that some days have clocked in at slightly less than the ...

You’re unlikely to miss the 1.25 milliseconds that will make Aug. 5 one of the shortest days ever. Earth’s rotation is randomly speeding up, and nobody is quite sure why. These speedups, which have ...

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 ...