Scientists with a new theory about how Earth’s early continents formed predicted where a superold impact crater should ...

New crust is continually being pushed away from divergent boundaries (where sea-floor spreading occurs), increasing Earth's surface. But the Earth isn't getting any bigger. What happens ...

Beneath the central and southern Sierra Nevada, seismic signals confirmed a slow-motion detachment of deep crust, matching theories of global-scale continental evolution over geologic time.

Three earthquakes struck Indonesia on Tuesday, with a 5.5-magnitude tremor hitting North Sumatra province in the morning, and ...

Continental and oceanic plates all fit together to form the outer crust of the planet. Eight major plates are named on the diagram below. Heat from the core makes magma in the mantle rise towards ...