An attempt this week by two veterans to set a world record for adaptive athletes on the “Rim-to-Rim-to-Rim” hike at the Grand ...

For the first time, geoscientists detected the top of Yellowstone’s magma reservoir. It is active and dynamic, but not in ...

Scientists have discovered a giant 'magma cap' under Yellowstone National Park. The cap is likely playing a critical role in ...

The designation was awarded by a London-based charity that aims to make cities more like national parks: "greener, healthier ...

GCU will end the school year with over 31,000 graduates, the most in the Phoenix private school's 75-year history.

Imagine standing on the rim of the Grand Canyon, the wind rushing past your face, your eyes drinking in breathtaking vistas.

Firings, buyouts and a lack of seasonal workers could mean jammed roads, closed campgrounds, limited hours and more. What you ...

There's a valley hidden within the majestic Grand Canyon that can fill your day with zip-lining thrills and scenic views you ...