Earth researchers have spent generations decoding the Grand Canyon, turning its cliffs and chasms into one of the clearest ...

Throwing rocks and other objects into the Grand Canyon is illegal, but sometimes curiosity overrides common sense. A pair of hikers were spotted recently throwing rocks over the rim, and when ...

The Grand Canyon has long been held up as a textbook example of slow, steady erosion carving a young gorge into ancient rock.

Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics.View full profile Holly has a degree in ...

The Grand Canyon may rewrite the textbooks on the Cambrian Explosion—a key turning point in Earth's history when there was a sudden boom in complex life and the emergence of all the major animal ...

A treasure trove of exceptionally preserved early animals from more than half a billion years ago has been discovered in the Grand Canyon, one of the natural world's most iconic sites. The rich fossil ...