The Washington Post

Earth’s inner core seems to be slowing its spin

In the mid-1990s scientists found evidence that Earth’s inner core, a superheated ball of iron slightly smaller than the moon, was spinning at its own pace, just a bit faster than the rest of the ...
Phys.org

Earth's inner core rotating slower than surface, study suggests (Update)

Earth's inner core, a hot iron ball the size of Pluto, has stopped spinning faster than the planet's surface and might now be rotating slower than it, research suggested on Monday. Roughly 5,000 ...
CNN

Earth’s inner core may have stopped turning and could go into reverse, study suggests

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The rotation of ...