The vast Great Basin stretches west from the Colorado Plateau across much of Utah and Nevada. The region is so named because bodies of water drain inland with no outlet to the sea.

It’s International Dark Sky Week, a worldwide celebration that was started in 2003 to raise awareness about light pollution. This year is the first time it’s come to Flagstaff.

Pueblo Grande de Nevada — known as the "Lost City" — is an archeological site near Overton, Nevada. It’s a complex of villages inhabited by the Ancestral Puebloans for nearly a thousand years.

Artificial Intelligence is being applied to many areas of life, including forestry on the Colorado Plateau. A team at NAU is using AI models in conjunction with Light Detection and Ranging (LIDAR) technology.

Dilophosaurus is probably the best-known dinosaur whose fossil remains have been found in Arizona. That’s because the 1994 blockbuster movie “Jurassic Park” made Dilophosaurus famous—or at least an imaginative version of it.

In the summer of 2023, what seemed like tiny aliens turned up at the Wupatki National Monument. A visitor told park staff that tadpoles were wriggling about in a pool of standing water that had flooded the Ancestral Puebloan ballcourt.

What does a flower look like to a hummingbird? New research says it’s probably nothing like what humans perceive because hummingbirds can spot ordinary colors blended with ultraviolet light.

Every spring, three species of nectar-feeding bats travel several hundred miles from Mexico into Arizona, New Mexico and Texas to reach maternity roosts where they rear their young.

Marine reptiles called Ichthyosaurs existed millions of years ago within a vast ocean that surrounded the supercontinent known as Pangea. They had streamlined bodies adapted for swift movement in aquatic environments.

The Species from Feces Lab at Northern Arizona University examines DNA in animal feces. The lab’s motto is "to be number one at number two.”