With its unique stand of trees turned into stone, The Petrified Forest between Sonoma and Napa counties is seeking buyers for ...

Buried for 209 million years, a tiny flying reptile and its ancient neighbors just emerged from Arizona’s Triassic past.

Fossils of trees and a desert with red, tan and lavender shades await visitors at Petrified Forest National Park, about 116 ...

A Smithsonian-led research team has discovered the oldest known pterosaur in North America, a sea gull-sized winged reptile ...