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 ...

The enormity of the commitment was thankfully an abstraction, but the responsibility of making baby food was not. I immediately connected with my fear of that responsibility (which somehow I knew ...

A strange shift in Earth's rotation is making our days milliseconds shorter — and scientists are racing to understand why. When you purchase through links on our site, we may earn an affiliate ...

As polar ice melts, water moves from the poles toward the equator — making our Earth bulkier and rotate slower. Think humans play a relatively small role in how Earth moves in space? It turns out ...

Some 4.6 billion years ago, Earth was nothing like the gentle blue planet we know today. Frequent and violent celestial impacts churned its surface and interior into a seething ocean of magma—an ...

Several weeks ago, clima­­te scientists said an extreme heatwave in China was the worst on record anywhere. Days later, Pakistan declared a national state of emergency due to unprecedented flooding.

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 ...