Scientists have discovered a new layer of partly molten rock under the Earth's crust that might help settle a long-standing debate about how tectonic plates move. Researchers had previously identified ...

The Earth’s crust is made of pieces call the tectonic plates. These plates move and shift and change to the face of the planet. How do they move and how fast? Science Trek is available to stream on ...

The Earth with the upper mantle revealed. Researchers at The University of Texas at Austin have discovered a previously unknown layer of partly molten rock in a key region just below the tectonic ...