Katherine Davis-Young

Even though extreme heat warnings have been very frequent this year, they should still be taken seriously, said David Hondula, director of Phoenix's Office of Heat Response and Mitigation.

Arizona saw a 5% drop in traffic fatalities in 2025 — the third year in a row of declines.

Climate change is prolonging the heat season in Phoenix. That means dangerous temperatures are stretching longer into the school year in the fall and spring . An Arizona State University initiative called HeatReady Schools is trying to help schools adapt.

More than 30,000 refugees, asylees and other legally present immigrants in Arizona could lose health coverage in a few weeks as new Medicaid eligibility rules take effect.

Arizona is reporting the first new measles case in the state in more than a month.

Metro Phoenix has so far seen twice as many heat deaths as this time last year. Authorities are trying to understand why and how to intervene.

Metro Phoenix has so far seen twice as many heat deaths as this time last year. Authorities are trying to understand why and how to intervene.

Arizona State University is retaining a former Arizona Supreme Court justice to review university policies after a hockey team practice left a player hospitalized. But the student's family says the university's response still falls short.

Phoenix is now 10 years into its long-term transportation plan. And the city reports it's meeting or exceeding targets so far.

A series of Pacific storm systems fueled by strong El Niño conditions have given the state a wet start to fall. The next in line is tropical storm Trudy, which is likely to bring rain to Arizona on Wednesday and Thursday.