Analysis of an ancient meteorite suggests that rocky planets both near and distant from the sun may have formed at the same ...

The Earth's crust is doing something pretty intense—it’s slowly breaking apart! Scientists say tectonic plates, those massive puzzle pieces that make up our planet’s surface, are shifting and cracking ...

The magnetized rocks of Earth's crust and mantle, also known as the upper lithosphere, accounts for generating 6 percent of ...

Earthquake scientists rely on distant seismic instruments to infer how faults rupture during large earthquakes. This video ...

Gigantic hidden fortresses discovered 1,800 miles underground in Earth's mantle, rewrite how the planet's interior works.

The origins of plate tectonics on Earth are hotly debated, but evidence from Australia now shows that parts of the crust moved in relation to each other as early as 3.5 billion years ago ...

New simulations reveal that an ancient ocean of magma located above the Earth's core continues to shape the planet's ...

In a recent episode of SETI Live, Communications Specialist Beth Johnson spoke with Ian Pamerleau, lead author of a new study ...