Earth’s Rotation Day 2026: We see the sun rise and set every day, journeying from day to night and back again. All this seems so normal that we rarely stop to think about the real reason behind it.

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.

Etan Meyer Boca Raton, FL I will assume you're referring to what would happen if Earth stopped rotating all at once, without any gradual reduction in velocity. In that event, most things on Earth ...

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 ...