Of the eight native fish in Grand Canyon National Park, one is endangered, one is threatened, and three no longer exist in the park. Many occur exclusively in the Colorado River basin. “The chances of ...

Today, the United States’ first gay travel company offers trips to Antarctica, New Zealand, the Galapagos Islands and Paris, among many other beloved and far-flung places. But it began 52 years ago ...

Visitors to backcountry areas of Grand Canyon National Park can now subscribe to a new emergency warning system that works in ...

Under Biden last year, the U.S. Bureau of Reclamation finalized a decision to allow releases of water to bypass Glen Canyon ...

A reporter for the Arizona Daily Sun recently noticed a troubling detail in the appendix of a proposed package of programming ...

Irvin Fink Jr. and his sister, Ellen Hull, were inspired by their father to hike the Grand Canyon. At the time, Fink, now 67, ...

Georgie Clark’s penchant for leopard-print swimsuits, canned-food cookouts, and damn-the-torpedoes-full-speed-ahead daring ...

A Flagstaff-based hub for regional science -- and for the protection of the Grand Canyon and the Colorado River -- could be under threat from President Donald Trump’s proposed cuts to the federal ...