Inner Core

An ice core is a core sample that is typically removed from an ice sheet or a high mountain glacier.

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Earth’s inner core may be changing shape

We may have solved the mystery of what froze Earth's inner core

Physicists Are Unraveling The Great Mystery of Earth's Inner Core

Something weird is happening to Earth’s inner core

The rotation of Earth's inner core is slowing down

USC study confirms the rotation of Earth’s inner core has slowed

Inner Core of Earth Began to Decrease Its Speed around 2010, Study Suggests

It's Official: The Rotation of Earth's Inner Core Really Is Slowing Down

The rotation of Earth's inner core has slowed, new study confirms

The rotation of Earth's inner core has slowed, new study confirms - EurekAlert

Earth's inner core is more like a ball of butter than a solid metal sphere, a new study suggests

Earth's Inner Core Isn't A Smooth Sphere After All: It's Textured

Quakes and blasts help scientists understand Earth’s elusive inner core

More evidence found showing the moon's inner core is solid, like Earth's

Readers ask about Earth’s inner core, plant movement and more

Earth’s inner core may be more complex than researchers thought

The Earth has an Even More Inner Core, and it's a Ball of Solid Metal

By measuring the different speeds at which seismic waves penetrate and pass through the Earth's inner core, researchers believe they've documented evidence of a distinct layer inside Earth known as the innermost inner core - a solid 'metallic ball' that sits within the centre of the inner core.

Earth’s Structure Has a Fifth Layer: Bouncing Seismic Waves Reveal Secrets of the Planet’s Inner Core

Earth's Inner Core May Have an Inner Core