The oldest crust on Earth, known to be unchanging, is actually being altered in real time. The North American continent is ...

Beneath the crust of North America, scientists have found that the deep roots of the continent are slowly dripping away in ...

Researchers have discovered that the underside of the North American continent is dripping away in blobs of rock—and that the ...

When Maureen Long talks to the public about her work, she likes to ask her audience to close their eyes and think of a ...

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

Even the oldest and most stable of lithospheric structures can’t withstand geologic machinations deep within the Earth.

Researchers have discovered cratonic thinning occurring beneath North America, driven by the remnants of the Farallon Plate. Researchers have discovered that the underside of the North American ...