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.

Americans have long lived in fear of the 'Big One' - an earthquake so enormous it would devastate the West Coast. The harrowing images of Thailand and Myanmar on Friday morning after a 7.7 magnitude ...

This map shows seismic speed in the Earth’s crust at 200 kilometers depth across the continental United States and portions of Central America and Canada. The North American craton (outlined in ...

A fascinating new study reveals that a massive chunk of Earth’s crust, buried deep beneath the Midwest, is slowly pulling large parts of North America’s crust into the Earth’s mantle. This process, ...

North America is dripping—with ... are weakening the base of the crust. A map of the North American craton—outlined in black—as revealed by seismic velocity measurements.

Waves of scattered storms will sweep across North Texas starting Wednesday and lasting through Friday, bringing the potential for large hail, some as big as golf balls, according to the National ...

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 ...