A megathrust earthquake is coming for the Pacific Northwest. But new imaging of undersea faults and fractures has given scientists even more information about the tectonic plates that will cause that ...

Scientists warn that the plate beneath Gibraltar arc will begin to shift toward the Atlantic within 20 million years.

Hawaii's Kilauea volcano is shooting lava fountains up to 1,000 feet, and falling ash and volcanic fragments are forcing ...

A continental collision trapped oil within what is today Iran. The same collision explains why that oil is trapped behind the Strait of Hormuz now ...

The King's Trough Complex is a several-hundred-kilometer-long, canyon-like system of trenches on the North Atlantic seafloor. Its formation was long thought to be the result of simple stretching of ...