The landmass called North America is actually pretty young, becoming something close to its current incarnation less than 200 million years ago. Before then, the continent was called Laurentia on its ...

North Americans should breathe easy: New research confirms that the continent has eroded very little over the past 1.5 billion years and, in all likelihood, won’t shed much ground in the next billion ...

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, an ...

Scientists have compiled the most comprehensive map yet of tectonic stress magnitudes across North America, highlighting regions most vulnerable to earthquakes. The map and associated study, published ...

BERKELEY, Calif., Aug. 26 (UPI) -- The North American continent is not one single, solid slab, researchers say, but rather a layer cake of old and new material dating back 3 billion years.

Giant camels used to roam what’s now Los Angeles. If you visit the city’s La Brea asphalt seeps, you can see their bones, reconstructed into a massive skeleton gleaming beneath the museum lights.

Ancient horses roamed the North American continent for millions of years. And many, many years later, horses played an integral role in building the foundation of the United States. However, there was ...

North America's "broken heart" is an ancient rift valley in the Midwestern United States. The rifting began roughly 1.1 billion years ago due to tectonic forces pulling what is now the North American ...

A controversial new study suggests our geography textbooks should be rewritten. Since we were young, we’ve learned that Africa, Antarctica, Asia, Oceania, Europe, North America and South America make ...