Previous research has found that the rotation of the inner core is slowing down relative to the rotation of the external ...

For a long time, scientists thought the Earth's inner core was a solid ball of metal, sort of like a planet within a planet that sits some 3,000 miles (4,828 kilometers) below the surface.However, ...

A new study of decades worth of seismogram data shows that the surface of Earth’s iron and nickel core is more malleable than ...

Seismic wave data previously suggested the Earth’s hot inner core is slowing its spin. Now, researchers say it’s also deforming around the edges ...

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Scientists have uncovered new information about the Earth's core: it may not be completely solid. Instead, its center may be ...

Now, scientists believe that Earth’s inner core might be less solid than we previously thought. The findings are detailed in a study published February 10 in the journal Nature Geoscience and ...

Scientists have identified another possible commonality between Earth and Mars: a solid inner core. Scientists have ...

The discovery that helium and iron can mix at the temperatures and pressures found at the center of Earth could settle a long ...

Earth appears to be a chill blue planet, but deep down, it’s really a metalhead. Its outer core is mostly molten iron (and ...

Scientists confirm the Moon has a solid iron core, like Earth’s, with a molten outer layer. This discovery reshapes our ...

Earth’s inner core is less solid than previously thought, reveals new research. American scientists have detected structural changes near the planet’s center. Changes to the inner core have ...