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

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

The only exception has been where the mantle is exposed by faulting, where a crack forms in the Earth's crust. I was part of an international team which retrieved a record-breaking 1,268m-long ...

Water exits through a movable part called the funnel, which controls the angle of the spray. The mantle cavity also aids in respiration by bringing water to the animal's gills, which in turn ...

The Earth has a layered structure made up of the core, the mantle and the crust. Different elements are present in different parts of the Earth’s structure. The crust is made from enormous ...