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

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

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 ...

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

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

The next layer is the mantle, which makes up most of Earth's volume and is composed of dense, semi-solid rock. Then there is the outer core, made of liquid metal, and the inner core, a solid ball of ...

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 Sara Hashemi Daily Correspondent Deep at the ...

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 ...

A recent study has proposed that Earth's inner core too may not be as stable as previously thought. The findings suggest that the inner core is undergoing structural changes, which could influence ...