Not long before the Earth plunged into its greatest ever cold period, the super-continent Rodinia broke apart. In the process ...

Add Yahoo as a preferred source to see more of our stories on Google. Researchers have discovered that the North American continent is slowly losing rock from its underside in a process called ...

Researchers have discovered that the underside of the North American continent is dripping away in blobs of rock—and that the remnants of a tectonic plate sinking in Earth's mantle may be the reason ...

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 ...