A Flagstaff-based hub for regional science -- and for the protection of the Grand Canyon and the Colorado River -- could be ...

To behold the Grand Canyon from above, visitors usually book a helicopter tour or ride a zip line. But at the west rim of the ...

Glen Canyon Dam has impounded the Colorado River near the Arizona-Utah line since 1963, and with it the annual load of sand that natural snowmelt floods previously churned up onto beaches and sandbars ...

Search and rescue teams recently conducted 13 helicopter rescues over a seven-day span. A SAR leader blames the uptick on a detour to a vital hiking route.

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

Critics argue that failing to flood the Grand Canyon on a regular basis causes its beaches to wash away and has a devastating impact on its wildlife. The Bureau of Reclamation has said it will not ...

After you've admired the Grand Canyon from the hiking trails (or even from the air on a helicopter tour), enjoy a new vantage point on a Colorado River rafting tour. Options range from the family ...