Smithsonian researchers have linked discoveries within Arizona’s Petrified Forest National Park with a previously unknown ...

The Cambrian Explosion is a landmark moment in the history of life on Earth when many of the major groups of animals first ...

A team of paleontologists led by National Geographic Explorer Paul Sereno uncovered a trove of dinosaur fossils in the Sahara ...

Researchers at La Trobe University, Australia, and the University of Utah, U.S., report that recent DNA findings challenge ...

Scientists have unearthed in Arizona fossils from an assemblage of animals, including North America’s oldest-known flying reptile, that reveal a time of transition when venerable lineages that were ...