Researchers have often turned to the Grand Canyon's layers of sedimentary rock to discover pivotal moments in the history of ...

Paleontologists unearthed fossils in the Grand Canyon dating back more than 500 million years that offer a new look into a time when complex life emerged on Earth.

Soft-bodied Cambrian fossils found in the Grand Canyon reveals how early animals evolved complex feeding systems over 500 ...

A mysterious and strange discovery in heart of the Grand Canyon, Arizona has revealed new clues that could reshape our ...

A mysterious and strange discovery in heart of the Grand Canyon, Arizona has revealed new clues that could reshape our ...