A program designed to address the root cause of crime and violence in Tucson has made little headway toward actually achieving that goal, despite being a major talking point for officials over the ...

Yahoo Sports TVyahoosports.tv is here! Watch live shows and highlights 24/7. The Kevin O'Connor ShowKevin O'Connor talks ball with the best names from around the world of basketball. The Ariel Helwani ...

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Human-derived organoids improved heart function in pigs with ischemic heart disease, laying the groundwork for their therapeutic potential in humans.

More than three years after 18-year-old Jeremiah Aviles was shot and killed, a Maricopa County jury found his former Red Mountain High School football teammate not guilty of manslaughter in his death.