Scientists took a look inside Earth’s core—and made a surprising discovery

No one knows why the river of liquid iron flowing 1,400 miles beneath our feet just reversed course.
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New discovery unlocks secrets of Earth’s inner core

The iron-rich core at the centre of our planet has been a crucial part of Earth’s evolution. The core not only powers the magnetic field which shields our atmosphere and oceans from solar radiation, ...
Scientific American

Earth’s molten outer core is behaving in chaotic, unexpected ways

Scientists are working to solve a mystery of Earth’s molten outer core, which lies more than 2,000 kilometers beneath our ...
Live Science

We are just beginning to discover what Earth's inner core is really made of

The iron-rich core at the centre of our planet has been a crucial part of Earth's evolution. The core not only powers the magnetic field which shields our atmosphere and oceans from solar radiation, ...
The New York Times

Overlooked No More: Inge Lehmann, Who Discovered the Earth’s Inner Core

She pointed to evidence that the Earth’s inner core was solid — not liquid, as scientists had believed — a discovery that was ahead of its time. Inge Lehmann in 1932. She overcame discrimination in ...