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

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New simulations reveal deeper insights into Earth's core and magnetic field, with future implications for technology and AI.

New simulation methods reveal insights into the Earth's core and promise advances in neuromorphic computing for artificial ...

Seismic waves passing through the Earth have revealed that the inner core of our planet is now rotating out-of-sync with the layers above it. Update: As reported below, research from January 2023 ...

Geophysicists studying seismic waves from earthquakes have found evidence suggesting that Earth's inner core not only rotates ...

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

Earth’s inner core, a solid metal ball gyrating within the molten outer core, may be both slowing down and changing shape. Recent analyses of earthquake waves have suggested that around 15 years ago, ...

How does the Earth generate its magnetic field? While the basic mechanisms seem to be understood, many details remain ...

As much as we have explored and modeled our planet, there are a number of mysteries that surround the Earth's inner core. This isn't that surprising, as it's pretty difficult to study a region ...

How does the Earth generate its magnetic field? While the basic mechanisms seem to be understood, many details remain unresolved. A team of researchers has introduced a simulation method that promises ...

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.