Today's traffic lights can be controlled by anything from standard traffic control computers to highly advanced AI-driven computer systems that are so "smart" they can predict what's going to happen ...

Road construction work is often a messy business, even more so when it's around crucial routes. But unless there's a detour sending cars down an entirely different path, traffic can't just stop, ...

You are waiting at a red light. There are no cars crossing the junction, yet your signal stubbornly stays red. A few streets away, another traffic light suddenl ...

KNOX COUNTY, Tenn. — There are 91 traffic signals in Knox County with more on the way. Have you ever wondered how those lights know when to change and who makes sure they work? In part, it's up to ...