A groundbreaking discovery in Arizona’s Petrified Forest reveals North America’s oldest pterosaur.

Scientists have unearthed in Arizona fossils from an assemblage of animals, including North America's oldest-known flying ...

Scientists have found a new species of pterosaur that lived 200 million years ago along with the dinosaurs. The fossilised ...

Scientists have discovered a new species of pterosaur – a flying reptile that soared above the dinosaurs more than 200 ...

Meteor showers in July 2025 include the Perseids, Alpha Capricornids and Delta Aquariids. Here's when each shower peaks and how to see it in Arizona.

Hidden deep within Colorado’s Gunnison National Forest is a campground that strikes awe into the hearts of those who have stayed overnight there and left reviews online.

Stacker compiled a list of the closest national parks to Corvallis. National parks are ranked by closest straight line distance, measured from representative points in Corvallis, Oregon, Metro Area ...