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

Atomic clocks — among the most precise instruments humans have ever built — have been keeping track of Earth’s spin since the ...

While Earth spins in the same direction as the sun, that's not the case for every planet in the solar system. When you purchase through links on our site, we may earn an affiliate commission. Here ...

Clock time is also getting shorter, kind of. Broadly speaking, Earth takes roughly 24 hours to spin around on its axis. Ocean ...

Inside of the Earth, the inner core is also spinning in the same direction, but that spin might slow down or speed up every once in a while. If it slows down to slower than the Earth’s rotation ...

While that tiny time difference is imperceptible to humans, it represents part of a broader pattern that has left scientists ...

Why does the Earth spin? Sara H., age 5, New Paltz, New York A globe was the first thing I ever bought with my own money. I was maybe 5 years old, and I was really excited to take it home. As I ...

The Earth’s inner core is separated from the rest of the planet by its liquid outer core, so it rotates at a different pace and direction.

Tornadoes typically spin counterclockwise in the northern hemisphere. However, a small percentage do spin in the opposite direction. Here's why.

Why does the Earth spin? Sara H., age 5, New Paltz, New York A globe was the first thing I ever bought with my own money.