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

The split between South America and Africa 135 million years ago was a fiery affair, new research finds. The continental breakup spewed over 3.8 million cubic miles (16 million cubic kilometers) of ...

Researchers have discovered cratonic thinning occurring beneath North America, driven by the remnants of the Farallon Plate.

"The fall of Aguas Zarcas was huge news in the country. No other fireball was as widely reported and then recovered as stones ...