What is the speed of Earth's rotation? Here's why we don't feel a thing, even though Earth spins at 1,000 mph.

Earth will complete its daily rotation between 1.25 and 1.51 milliseconds faster than usual, and scientists aren't quite sure ...

On July 9, 2025, scientists at the International Earth Rotation and Reference Systems Service (IERS) reported that the Earth ...

Posted in Featured, Original Art, Science, Slider Tagged earth rotation, laser gyroscope, length of day, VLBI ...

It takes only 30 seconds to watch a new video released by NASA that shows the sun rotating to reveal a large sunspot. But the mesmerizing footage, captured by the agency's Solar Dynamics ...

Until 2020, the shortest "length of day" ever recorded by atomic clocks was -1.05 ms, meaning that Earth completed one daily rotation in 1.05 milliseconds less than 86,400 seconds.

Rotation isn't felt because speed is constant Most scientists estimate the Earth to be rotating around 1,000 miles per hour on its axis. Proof of this includes the Coriolis force.