One of the most noticeable changes for the 2026 racing season is right in the name of NASCAR's second-tier series. After 11 seasons as the Xfinity Series, the circuit is now known as the O'Reilly Auto ...

China, the U.S., Russia and others have ramped up their contest over artificial-intelligence-backed weapons and military systems. The buildup has been compared to the dawn of the nuclear weapons age.