Residents in a string of northern states could be in with a chance to see the northern lights on Tuesday night, forecasters ...

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

The discovery was possible thanks to a wider project led by Hua to map what lies beneath North America using a ...

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

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