the core’s rotation matched Earth’s spin. Then it slowed even more, until the core was moving backward relative to the fluid ...

Many of the fluctuations in the length of Earth's day have known causes. But on scales of decades to millennia, scientists ...

Earth’s magnetic north pole is on the move—and in surprising ways. With the release of the World Magnetic Model 2025, ...

On decadal scales, a fluctuation of 2 to 3 milliseconds has been linked to large-scale flows in Earth's fluid core. But there's another fluctuation of about 3 to 4 milliseconds every thousand ...

Earthquake data suggest that all or small patches of the inner core's surface may be swelling and contracting.

A University of Minnesota professor said the Earth’s inner core hasn’t stopped but has slowed down in response to a CNN article published Jan. 26 titled “Earth’s Core May Have Stopped Turning and ...

It helps to visualize this: Earth’s inner core is a solid ball that is surrounded ... to you it looks like it’s moving backwards, but to someone on the ground it’s just moving slower than ...

creating and destroying continents as they move. Don’t fret about the heat going away anywhere soon. As a testament to its immense power, the Earth’s core is not scheduled to cool and solidify ...

The Earth's interior is composed of four layers ... in diameter. Although this inner core is white hot, the pressure is so high the iron cannot melt. The iron isn't pure—scientists believe ...

Opinions expressed by Forbes Contributors are their own. Jamie Carter is an award-winning reporter who covers the night sky. A single rotation of our planet takes 24 hours and constitutes a day.

There are two types of poles on Earth: the geographic and magnetic poles. The geographic North Pole "stays at the same place, as it is where all lines of longitude converge," while the magnetic North ...