Researchers from the University of Arizona and Smithsonian National Museum of Natural History worked together on a study centering on changes in the Earth’s surface temperature over the course of 485 million years.

A study by researchers at Arizona State University found swimsuits and swimwear can be a significant source of microplastics in recreational waters like pools and nearby rivers.

As Phoenix continues to set heat records and the future of water in Arizona remains uncertain, some researchers are looking for ways to keep trees healthy with less water. They want to make sure Arizona has more trees to provide shade from the sun, but conserve resources at the same time.

Parts of Arizona are havens for stargazers, with their dark skies and lack of light pollution. But, are those dark skies really devoid of color?

Last week, the Bureau of Reclamation inked three historic water conservation agreements in Santa Fe with the Gila River Indian Community, which thinks it can step up to help take some strain off Lake Mead and stabilize the Colorado River Basin. Less than a week later, they’re already breaking ground on two of these projects.

Fall in Arizona started weeks ago, but due to excessive heat warnings extending well into October, it certainly doesn’t feel that way. According to University of Arizona clinical professor and ER doctor Brian Drummond, certain medications can amplify the negative effects of Arizona’s heat.

When Holden Karau first had to navigate the U.S. health care system, she received a string of insurance denials as she sought care. So, she created a website called FightHealthInsurance.com, which uses AI to help anyone write their health insurance appeal.

The CHIPS Act has had a major economic impact in Arizona, bringing thousands of jobs to manufacture semiconductor chips. Now, President joe Biden is poised to sign a bill that weakens federal environmental reviews for certain semiconductor projects to get them off the ground faster.

Kratom is supposed to be a natural remedy that comes from the leaf of a plant native to Southeast Asia. A new investigation found much of what is being sold in Arizona smoke shops as kratom is actually a synthetic version that is much stronger than state regulations allow.

The Peregrine Fund and the Bureau of Land Management celebrated the release of captive-raised California condors from the Vermilion Cliffs Monument in Arizona. The release included one female bird that highlighted what officials called a “story of perseverance.”

A new study found that snow melts faster on sunny slopes burned by wildfire.

The HonorHealth Research Institute in Scottsdale is offering a first-of-its-kind clinical trial for children and teens with Type 2 diabetes.