New discoveries of small animals that lived more than 200 million years ago are changing how paleontologists think about ...

As Arizona enters its hottest months of the year, high temperatures exacerbate fire risk and can help spread the flames after ...

For answers, they turned to National Aeronautics and Space Administration (NASA) — and to UMass Lowell environmental science ...

This one-day itinerary includes the best of Grand Canyon's South Rim, including El Tovar, Mather Point, Bright Angel Trail ...

Evacuation orders were given for multiple Apache County communities after a wildfire started on private land and quickly spread.