Climate change is causing widespread global impacts, but now scientists are finding that it's altering the very planet itself. Earth's rotation is slowing down, extending the length of a day ever ...

A day on Earth lasts about 86,400 seconds. But the exact time it takes our planet to complete a single rotation can shift by tiny fractions of milliseconds every year due to a number of factors ...

In astrology, Neptune is the psychic planet of ideals ... and it is thus unsurprising that Neptune’s last rotation through the sign coincided with the swinging ’60s and the sexual revolution.

Deep inside Earth is a solid metal ball that rotates independently of our spinning planet, like a top whirling ... and how it moves — its rotation speed and direction — has been at the center ...