Seismic mapping of North America has revealed that an ancient slab of crust buried beneath the Midwest is causing the crust ...

An illustrative diagram showing the ancient subducted 'slab' the team resolved at present day. It has a direct impact on the large-scale lowermost mantle structures known as 'superplumes'.

The Earth is made up of different layers ... Slab pull occurs where older, denser tectonic plates sink into the mantle at subduction zones. As these older sections of plates sink, newer and ...

A diagram showing how Earth's crust and upper mantle (together known as the lithosphere) could be dripping into the mantle due to the Farallon slab. (Image credit: Hua et al. Nature Geoscience (2025)) ...

In this diagram, the red lines represent ... Earth's structure that can be easily extracted. The mantle is the thickest layer of the Earth and is made of semi-solid rock that moves very slowly ...

Scientists Baffled to Find Signs of Another Core Within Earth’s Inner Core, Say ‘We Have to Rewrite the Textbooks’ For ...

(b) Schematic diagram of the upper mantle structure beneath the Tonga-Lau-Fiji region. A landmark study published in Geoscience—a leading Chinese journal at the forefront of earth science ...