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.

Something strange is happening beneath the heart of North America. The continent’s ancient core, the craton, is changing ...

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

A 400-mile funnel under the U.S. Midwest is dragging Earth's crust into the mantle—revealing ancient tectonic forces still ...

Lithospheric dripping occurs when the underside of Earth's rocky crust is heated to a certain temperature. As the rock melts, a drop starts to form, eventually becoming weighty enough to break off and ...

A recent government report, produced with support from the United Nations Environment Programme (UNEP) Copenhagen Climate ...

Hydrology and Earth System Science 12, 1065–1074 (2008). Genty, D. & Deflandre, G. Drip flow variations under a stalactite of the Pere Noel cave (Belgium). Evidence of seasonal variations and ...

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

The North American continent is "dripping" rock into the lower layers of the Earth, new research says, and in the process ...