Hike through secret slot canyons, spot endangered California condors, visit sacred Navajo sites, and kayak a stunning 10-mile ...

As NASA prepared astronauts for its second mission into space, National Geographic had exclusive behind-the-scenes access for ...

Astronomers recently detected a stray quasi-moon in our planet’s orbit, but it's hardly the first stowaway to hang out around ...

It's been one Neptunian year—or about 165 Earth years—since astronomers first observed the most distant planet from the sun.

From providing accurate COVID-19 information to advocating for testing and vaccination with cultural sensitivity, these ...

With the Sonoran Desert serving as its dramatic backdrop, this Arizona city invites visitors to experience a real taste of Western culture. Scottsdale is home to a large equestrian community, with ...

In this newsletter, beavers that parachute; the crab population off Alaska falls; fox vs. frog ... and nearly 500 species of ...

The North Rim of Grand Canyon National Park has closed earlier than expected this year, shutting its gates to visitors for ...

Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...

The plucky humpback chub has weathered dams and invasive species, but climate change and a dwindling river flow pose new ...

Experts detail the benefits of swimming, from strengthening your muscles to reducing inflammation and boosting your mental ...

Pedestrians in Arizona are nearly twice as likely to be killed in a road collision as the rest of the country, according to ...