In fact, Earth's inner core appears to have another even ... "We found evidence that may indicate a change in the structure of iron, which suggests perhaps two separate cooling events in Earth's ...

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 ...

This appears to be the case, to a rather stunning extent, in the instance of the reporting this week around new findings that researchers say shows the rotation of Earth’s inner core is slowing ...

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

And the inner core is made of solid iron and nickel ... There are no elements in this part of the Earth's structure that can be easily extracted. The mantle is the thickest layer of the Earth ...

USC researchers identified a six-year cycle of super- and sub-rotation in the Earth's inner core, contradicting previously accepted models that suggested it consistently rotates at a faster rate ...

Deep within Earth 's fiery belly, beneath layers of molten rock, a peculiar jig is underway. Our planet's inner core, a solid iron ball bigger than Pluto, isn't just spinning – it's doing a ...

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, ...