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 ...

A tiny shift in Earth’s spin could trigger a move timekeepers have never made before, and it might impact everything from satellites to global networks. The Earth is picking up speed, and it’s forcing ...