Think of a forest and most people will envision lush landscapes with rows of tall trees all around. A forest can also be a place where people find 200-million-year-old fossils of ancient trees from ...

Tucked away in a remote bonebed in Arizona's Petrified Forest National Park laid hundreds of fossils, including a fragile jawbone belonging to one of the oldest-known flying reptiles: the pterosaur.

Petrified Forest National Park is the only national park in the U.S. with a section of old Route 66. The park is also home to a "rainbow" forest, which has colorful tree fossils that are more than 200 ...

Along Interstate 40 in Northern Arizona, Petrified Forest National Park is just a few hours east of Grand Canyon Nation ...

PHOENIX — Fossils from the Petrified Forest National Park, in northern Arizona, revealed a new reptile species that thrived during the Triassic Period. Paleontologists and partners with the ...

Newly-Named Prehistoric Reptile Roamed Ancient Arizona 215 Million Years Ago In A Nutshell Scientists discovered a new Triassic reptile in Arizona called Sonselasuchus cedrus, a strange crocodile ...

Researchers report three distinct tanystropheid taxa from the upper Blue Mesa Member of the Chinle Formation in the Petrified Forest National Park in Arizona, including a new genus and species, ...

If you thought that crocodiles were menacing enough, be glad that you didn’t live in Arizona some 225–201 million years ...

Forward [sic] / William G. Parker, David D. Gillette, and Randall B. Irmis -- Dedication to Sidney R. Ash, Ph.D. / David D. Gillette and William G. Parker -- On the shoulders of giants : influential ...