Right now, we're zooming through space at incredible speeds, so why aren't we dizzy or flying off into space?  An expert ...

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 ...

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 ...

It wouldn’t be summer without the stretched out days. The dawns break early and the dusks come late, affording more time for lazy beach trips and long barbecues under the slow curve of the sun. But ...

It's easy to take Earth's constant rotation for granted. Every 24 hours, our planet completes a full spin on its axis, giving us day and night, powering wind patterns, and maintaining a delicate ...

(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 ...

A new study confirms that Earth's inner core has been rotating more slowly than usual since 2010. This mysterious "backtracking" could also end up slightly altering the planet's overall rotation, ...

The inner Earth is a mysterious place, and now scientists may have uncovered a strange new secret. According to a new study, the Earth’s inner core may have recently stopped rotating, relative to the ...

What happens if Earth stopped spinning for 5 seconds? Learn the catastrophic physical effects of halting our planet’s ...

An artist's rendition of a cross-section of Earth. The innermost layer, the inner core, is a 1,500-mile-wide ball of iron. CHRISTOPH BURGSTEDT / SCIENCE PHOTO LIBRARY via Getty Images For decades, ...

Even though Earth is always spinning, we can't feel it, and you probably take it for granted. But what would happen if it stopped? If Earth suddenly stopped spinning, it would be catastrophic. Almost ...