(CNN) — Paleontologists have discovered remarkable fossils in the Grand Canyon that reveal fresh details about the emergence of complex life half a billion years ago. The newfound remains of fauna ...

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

More than half a billion years ago, the Grand Canyon was not the arid landscape we know today but a shallow, tropical sea teeming with strange life. Now, scientists have uncovered a remarkable fossil ...

A stunning new discovery in the Grand Canyon is offering scientists an unprecedented glimpse into Earth’s earliest complex life. Exceptionally preserved Cambrian fossils, dating back over 500 million ...