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

Ornithologist Bruce Beehler tracks down what he calls the “Magnificent Seven,” a charismatic group of migratory birds, in his ...

The oldest crust on Earth, known to be unchanging, is actually being altered in real time. The North American continent is ...

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, ...

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

Researchers have discovered that the North American continent is slowly losing rock from its underside in a process called "cratonic dripping." This is caused by the remnants of the Farallon Plate ...

A newly analyzed medieval manuscript suggests that sailors from the same region as Christopher Columbus may have known about ...

They may deter Russia there, but the forces would be unavailable for anything else. This kind of mission would lure European ...

The North American continent is "dripping" rock into the lower layers of the Earth, new research says, and in the process providing new information about how continents and landmasses evolve.

The Farallon plate and the North American plate once formed a subduction zone along the continent's west coast, with the former sliding beneath the latter and recycling its material into the mantle.