To create the map, the researchers amassed over 2,000 stress orientations taken across North America, of which 300 are brand new. These measurements were taken from boreholes—long, narrow shafts ...

Since we were young, we've learned that Africa, Antarctica, Asia, Oceania, Europe, North America and South America make up the seven continents, but a study published in the journal Gondwana ...

The Midcontinent Rift is a giant tear that formed in what is now the U.S. Midwest 1.1 billion years ago. Nicknamed North America's "broken heart," it is filled with solidified magma and lava.

A geologist has mapped the formation of North America across hundreds of millions of years, showing the continent as two relatively tiny land masses 450 million years ago to what it looks like ...

How many continents are there? The seven continents are Africa, Antarctica, Asia, Europe, North America, Oceania and South America — but some experts argue that there could be less."There is a ...

North America is dripping—with sizable blobs of rock sinking from the underside of the continent, beneath the U.S. Midwest, into the Earth's mantle below.. This is the conclusion of researchers ...

This collection of Funky Facts from Go Jetters focuses on North America, a continent found entirely within the northern hemisphere. In these clips, we explore iconic landmarks within the United ...

Explore billions of years of North American history to see how our amazing continent came to take the shape it is today. Trek to Gooseberry Falls to search for evidence of the continent's violent ...

April 23 (UPI) --For the first time, scientists have produced a comprehensive map of the tectonic stresses acting on the North American continent.In the short term, the map of North American ...

These images come from Ron Blakey's maps of the paleotectonic evolution of North America. The first map shows the land 510 million years ago, progressing from there—reading left to right, top to ...