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

A groundbreaking study reveals that the Moon has a solid inner core with a density comparable to iron, reshaping our ...

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

Well, the verdict is in. The Moon is not made of green cheese after all.

Geochemical evidence from laboratory experiments for a potential solid inner core at the center of Mars is reported in Nature ...

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 ...

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 ...

Then there is the outer core, made of liquid metal, and the inner core, a solid ball of metal. At least, that is what scientists thought. New research published in the journal Nature Geoscience found ...

New research from an international study reveals that Earth’s inner core, a ball of mostly iron roughly the size of Pluto, isn’t behaving the way scientists thought. It appears to be both ...