Scientists drilled the deepest core yet, reaching near Earth's mantle, uncovering unique geological samples and offering new ...

The slab of rock is applying a downward dragging force on the continent and is "both redirecting the flow of material in the mantle such that it is wearing away the bottom of the North American ...

For the first time, an international team of scientists recovered a long section of rocks that originated in the Earth’s mantle. This layer just below the crust is the largest part of the planet ...

Seismic waves from earthquakes have always offered a window into Earth’s hidden interior. For decades, researchers believed ...