Towering woodlands in the West are being permanently replaced by tracts of spiky shrubs. Conditions “just aren’t normal anymore,” one researcher said. By Eric Niiler and Nic Coury Arizona’s share of ...

Wildlife authorities say they found the 100-pound mammal, roughly 1.5 years old, in a tree near East Louisiana Avenue and South Pennsylvania Street. The request comes a week after attorneys for the ...

Aug. 9, 2026 Deep underground, bacteria may be capable of doing something remarkable: trapping toxic uranium before it spreads. When researchers fed microbes in uranium-contaminated mine water with ...