Earth rotates once in about 24 hours with respect to the Sun, but once every 23 hours, 56 minutes and 4 seconds with respect to other distant stars. Scientists call this difference crucial to ...

If you haven’t accomplished as much this summer as you had hoped to, you can blame forces far beyond your control: a few of these dog days, by one measure, are among the shortest you’ve ever lived ...

If you've felt like summer days are flying by, you're not wrong—at least not scientifically. Experts have observed that Earth's rotation is speeding up, making some days slightly shorter than the ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Earth could be about to record its fastest-ever rotation.

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. After a few years of speeding up, our planet now appears to ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...