Earth discovery reveals water trapped inside mantle rock, potentially holding more water than all surface oceans combined.

In the absence of a 6,000 km-deep hole to conduct observations, scientists hoping to learn about the internal structure of the Earth presently have few options but to monitor seismic waves. However, ...

Earth's internal structure, comprised of a crust, mantle (including upper and lower sections with varying mineral compositions like olivine, bridgmanite, and ferropericlase), outer core (liquid iron ...