A long-lost slab of Earth’s crust may be pulling away the bottom of the oldest part of North America, scientists say ...

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

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

North America is dripping—with sizable blobs of rock sinking from the underside of the continent, beneath the U.S. Midwest, ...

A fascinating new study reveals that a massive chunk of Earth’s crust, buried deep beneath the Midwest, is slowly pulling ...

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The deep roots of Earth's oldest continents have long been thought to be unshakable. But a new seismic discovery suggests that even these stable landmasses can change. Beneath the center of North ...

The plate, which was first seismically imaged in the 1990s by Grand, played an important role in shaping the North American plate. The researchers think that it is now wearing away at the ...