A Centers for Disease Control and Prevention panel of vaccine advisors all appointed by Health and Human Services Secretary ...

Nearly a decade after its completion, the Ann Day Memorial Wildlife Bridge near Oro Valley has become a vital lifeline for desert animals—and a model for balancing development with conservation.

A new graphic, now cycling through the airport’s digital displays, aims to educate visitors about the unique hazards of ...

PHOENIX (AP) — Arizona Democratic Gov. Katie Hobbs vetoed two budget proposals Wednesday, calling them partisan and reckless, ...