PHOENIX — Arizona's highest court created a pair of AI-generated avatars to deliver news of every ruling issued by the justices, marking what is believed to be the first example in the U.S. of a state ...

Rome’s Trevi Fountain is one of Italy’s most popular monuments, but few visitors are aware of where its water comes from.

A study led by bioengineers at the University of California San Diego sheds new light on how a type of heart valve disease, called aortic valve stenosis, progresses differently in males and females.