As you read this, the North American continent’s underside is dribbling away into Earth’s molten mantle. And according to ...

Seismic mapping of North America has revealed that an ancient slab of crust buried beneath the Midwest is causing the crust above it to "drip" and suck down rocks from across the continent.

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

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

A study published in the journal Nature Geoscience has revealed a subtle yet significant phenomenon beneath the North American continent; its ancient bedrock is slowly dripping into the Earth’s mantle ...

A map showing seismic speed in Earth’s crust at 125 miles (201 km) depth across the continental U.S. and portions of Central America and Canada. The North American craton (outlined in black ...

Seismic mapping of North America has revealed that an ancient slab ... An ancient slab of Earth's crust buried deep beneath the Midwest is sucking huge swatches of present-day's North American ...

Geodynamic models say deep mantle flow from the long-subducted Farallon slab is likely behind the massive underground “drips” forming beneath North America.

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