A new study led by the University of Michigan shows that large livestock farms are polluting the air across the U.S., including parts of the Mountain West. Researchers say these impacts are felt hardest by nearby communities, where people of color often live.

The Radiation Exposure Compensation Act was expanded in July so more people can seek help. But some are sounding the alarm over scammers trying to charge big fees.

Airman Brayden Lovan’s death involved a Sig Sauer M18 handgun, prompting a pause and inspection of the gun. The weapon is the subject of numerous lawsuits alleging it can be fired without its trigger being pulled.

Judge Alan Johnson writes the court cannot force the sorority to adopt a "narrow" definition of woman. Dismissed with prejudice, the suit cannot be tried again.

Lenacapavir has the potential to end the HIV epidemic, researchers say. The Trump administration says backing this kind of effort will be a model for how it does global health work in the future.

White House economist Stephen Miran was quizzed by senators about whether he could make decisions independently of President Trump, if he's confirmed to a seat on the Federal Reserve's governing board.

Amanda Anisimova beat Naomi Osaka in the U.S. Open semifinals early Friday in a tense, three-set match. Both players have been climbing up the rankings after taking mental health breaks from the sport.

Despite experts saying that famine has begun in Gaza, Israel is threatening more curbs on aid deliveries. Aid groups say extra restrictions will make the starvation crisis worse.