A new study suggests ancient wood floated into a cave far above the Colorado River when a meteorite-induced earthquake ...

What could possibly link a collision in space on the Arizona desert to a landslide that irreversibly altered the face of the ...

Is Arizona's most beautiful place an iconic red rock butte, a blue-green waterfall or an otherworldly cave formation? Vote in our stunning views poll.

In early 2024, German surfer Sebastian Steudtner caught a 93.73-foot-tall wave at Nazaré’s Praia do Norte, what might be the ...

July 11, 2025. More for You ...

Based on remarkably similar ages, the meteor impact that created one of Arizona's most recognizable landmarks and wood and sediments found in caves high up in the walls of the Grand Canyon, a new ...

Congressman Paul Gosar is demanding answers after a wildfire destroyed the Grand Canyon Lodge and more than 70 structures.

The rash of global heat waves across the Northern Hemisphere comes as average global temperatures continue to climb, driven by the burning of fossil fuels. Last year was the hottest year in recorded ...

Five wildfires are burning on thousands of acres in western Colorado, including one that crossed into the state from Utah, ...

Poised on a surfboard and dwarfed by a tower of water some 10 times her size, fear is one of the first emotions that big wave surfer Laura Crane feels before she hurtles down a 60-foot behemoth.

The loss of more than 100 lives, many of them children, to Hill Country floods over the July Fourth weekend has shaken Texans ...

In general, Americans’ views of immigration policies have shifted dramatically in the last year, the Gallup polling shows — ...