Scientists of course cannot cut into Earth and directly observe its insides. Instead, their knowledge is inferred from the ...

Jess Thomson is a Newsweek Science Reporter based in London UK. Her focus is reporting on science, technology and healthcare. She has covered weird animal behavior, space news and the impacts of ...

Continent-size islands deep inside Earth's mantle could be more than a billion years old, a new study finds.

Potential patches of Earth's ancient crust, sometimes called "sunken worlds," may have just been discovered deep within the mantle, thanks to a new way of mapping the inside of our planet.

In the 1980s, seismic data revealed the two colossal, continent-sized blobs of material in Earth's mantle, thousands of ...

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Both supercontinents formed over what is now the African domain A new study reveals that Earth's mantle is divided by the Pacific Ring of Fire, a geological scar reflecting the formation and ...

Deeply hidden in Earth's mantle there are two huge "islands" the size of a continent. New research from Utrecht University shows that these regions are not only hotter than the surrounding ...

New research has identified numerous potential subducted slabs in surprising locations throughout Earth's mantle — the second outermost layer of our planet. | Credit: Vadim Sadovski/Shutterstock ...

Potential patches of Earth's ancient crust, sometimes called "sunken worlds," may have just been discovered deep within the mantle, thanks to a new way of mapping the inside of our planet. However, ...