Overshadowed by the Grand Canyon, this quiet desert park might just surprise you. From rainbow-colored badlands to Route 66 ...

A rare Triassic fossil site reveals North America's oldest known pterosaur, Eotephradactylus mcintireae, in what was once a ...

Looking for dog-friendly national parks in the U.S.? This guide covers where your pup is welcome, what trails allow dogs, and ...

A museum in Denver has found a fossil that is almost 70 million years old under its parking lot while running an unrelated ...