Richard Obert has been covering high school sports since the 1980s for The Arizona Republic. He also covers Grand Canyon ...

Arizona has some of the prettiest sunsets, but why? There's a science behind it. Here's what to know, including sunset times ...

This felt like redemption week in Arizona high school basketball with teams avenging losses and making statements.

The Earth's Grand Canyon took millions of years to carve, but the moon's grand canyons took about ten minutes.

The National Park Service opened a lottery for extended self-guided rafting trips along the Colorado River in Grand Canyon National Park this week, offering hundreds of spots for 2026.

Two gargantuan canyons on the moon were carved by a hailstorm of rocks — and that’s good news for future lunar astronauts.

The National Park Service is now accepting applications for 2026 private river trips down the Colorado River through Grand ...

PHOENIX -- Tyon Grant-Foster and Makaih Williams scored 16 points apiece as Grand Canyon beat Utah Valley 75-57 on Saturday night.

Utah Valley plays the Grand Canyon Antelopes after Tahlia White scored 23 points in Utah Valley's 99-55 win over the Seattle U Redhawks.

New Mexico's beautiful slot canyon, with its picturesque western views, dramatic white rock formations, and endless horizon, ...

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