As the Aral Sea has been drained by irrigation and dried up, the mass loss on the surface has caused Earth’s upper mantle to ...

Something strange is stirring deep beneath Earth's surface. Just a few decades ago, human activity set off a slow-motion ...

Chip Clark How are diamonds formed? Diamonds are formed deep within the Earth about 100 miles or so below the surface in the upper mantle. Obviously in that part of the Earth it's very hot.

Current predictions of volcanic eruptions rely on monitoring the activity of the volcano itself and the upper layers of ... to 20 kilometers beneath the Earth’s surface, as well as the size ...