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 ...

(CNN) — 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 ...

This artistic animation shows asteroid 2024 YR4 passing by Earth. Astronomers created a 3D image of the newly discovered asteroid after observing it with a telescope in Chile. (9NOIRLab/NSF/AURA/R.