A pair of diamonds that formed hundreds of kilometers deep in Earth’s malleable mantle both contain specks of materials that form in completely opposing chemical environments—a combination so unusual ...

Add Yahoo as a preferred source to see more of our stories on Google. tiny mineral inclusions found in a diamond, appearing like tiny chips in glass Deep below the surface of our world, far beyond our ...

Two diamonds from a South African mine have provided a detailed look into Earth’s mantle, at depths between 280 and 470 kilometers (173 and 292 miles). The team from Hebrew University of Jerusalem ...

This cartoon shows a subducting oceanic plate traveling like a conveyor belt from the surface down to the lower mantle. The white arrows show the comparatively well-established shallow recycling ...