From a worker who died after getting trapped inside a trench at a west Valley construction site to a massive wildfire that is threatening more historic buildings near the Grand Canyon, here's a look ...

Learn more about the latest Phoenix area weather forecast and conditions with Most Accurate Forecast from ABC15.

The U.S. National Park standouts Arches, Bryce Canyon, Canyonlands, Capitol Reef and Zion National Parks are the Mighty Five.

When scientists discover new prehistoric species, the fossils alone fail to conjure the creature in the flesh. It’s impossible to summon the entirety ancient shark from a single tooth, or some weird ...

Rocks found along the Colorado River in Arizona turned out to contain fossilized fragments of soft-bodied creatures, ...

If you crave challenging canyoneering treks, there's a jaw-dropping canyon hike in California's Sequoia National Park might ...