To find out, the team used whole-Earth oscillation data from 104 past earthquakes to create a detailed 3D model of the upper ...

Research on hidden structures deep within Earth’s mantle challenges theories about our planet’s middle layer and could ...

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

Nobody knew what they are, and whether they are only a temporary phenomenon, or if they have been sitting there for millions ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Like most of us ...

Scientists have discovered hidden treasures in the Earth's mantle. Hidden deep within Earth's mantle are two colossal ...

The Tibetan Plateau, often called the "roof of the world," continues to baffle geologists and others curious about Earth’s ...

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

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

As Neotethys closed up, the oceanic crust went under the Eurasian continent. The continental portion of the Arabian plate, ...

Discovered by scientists in 2000, more than 700 meters (2,300 feet) beneath the surface, the Lost City Hydrothermal Field is the longest-lived venting environment known in the ocean. Nothing else like ...