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

A new way of measuring structures deep inside Earth has highlighted numerous previously unknown blobs within our planet's ...

Deep beneath California's Sierra Nevada mountains, geologists have found evidence of Earth's rigid outer layer sinking into ...

Geophysicists find areas that resemble the results of tectonic plate collisions — far from any area of such activity.

The Earth’s mantle, a massive layer of rock beneath ... This story originally appeared on ZME Science. Want to get smarter every day? Subscribe to our newsletter and stay ahead with the latest ...

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

Unusual anomalies found deep within Earth's mantle Earth’s mantle holds hidden structures never seen before Researchers question the origin of unexpected mantle blobs ...

Crystals in the mantle take a long time to grow ... or how tectonic plates are organized at the surface, Deuss told Live Science. But figuring out exactly how these impacts show up in the ...

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