Experts say cultivating genetic diversity and mitigating Phoenix’s urban heat island must occur to protect native plants.

Climate change, drought, and fires — all caused or worsened by human activity — are rewriting the future of ancient Sonoran ...

Here’s everything you need to know to plan a trip to Saguaro National Park, including the best hiking trails, things to do, ...

This 92,867-acre park is dedicated to the largest cactus in the U.S., the saguaro (pronounced sa-WAH-ro), a universal symbol of the American West. The park is divided into two districts ...

A man and two women were found dead on a houseboat on Saguaro Lake. Detectives believe the cause of death to be carbon monoxide poisoning. No signs of suspicious activity were found. MARICOPA ...