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

Deeply hidden in Earth's mantle there are two huge "islands" the size of a continent. New research from Utrecht University ...

These ancient buried "super-continents"—known to scientists as large low-seismic-velocity provinces (LLSVPs)—were found ...

Deep within Earth’s mantle lie two enormous regions, often referred to as "islands," which are the size of continents.

Scientists have found potential remnants of Earth’s ancient crust deep within the mantle using new seismic mapping techniques ...

A new research reveals hidden 'sunken worlds' in Earth's mantle, offering clues about ancient crust and tectonic mysteries.

Their existence contradicts the common assertion the Earth’s mantle is well-mixed, suggesting our models are wrong.

"The Earth's mantle is the engine that drives all these phenomena. Take, for example, mantle plumes, which are large bubbles of hot material that rise from the Earth's deep interior as in a lava ...

Over 25 years ago, researchers discovered that some of these deep Earth reverberations pointed to the existence of two ...

Geophysicists have found sunken worlds in the Earth’s mantle — the planet’s bulky middle layer — that, according to both earlier imaging and understanding of plate tectonics, simply shouldn’t be there ...

Two enormous continent-sized "islands" found buried deep inside the Earth's mantle are challenging our ideas about our planet's inner workings. These unexpected regions of the Earth's innards ...