Researchers have made a new discovery that changes our understanding of Earth's early geological history, challenging beliefs ...

Explore how North America is changing as its deep cratonic root thins and pieces are dripping into the Earth's mantle.

Small tremors often precede a major earthquake — what we call foreshocks. And right now, we're seeing a lot of them. In the ...

Seismic mapping of North America has revealed that an ancient slab of crust buried beneath the Midwest is causing the crust ...

Researchers have discovered that the North American continent is slowly losing rock from its underside in a process called ...