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 ...

SALT LAKE CITY — For anyone who's ever been frustrated waiting at a red light when no other cars are coming — this article is for you. Our KSL team has had its own frustration with lights that don't ...

You might think traffic light systems are fairly basic. After all, electric traffic signals first appeared all the way back in 1914. However, they have advanced significantly since their inception, ...

The Pennsylvania Department of Transportation is set to begin upgrading traffic signals in and around Chambersburg on March 30, according to a community announcement. The project will take place at ...

ANN ARBOR, MI — Ann Arbor’s first dedicated bus lane with a transit-priority traffic signal has been in operation two months, giving northbound buses going straight or turning left an edge over other ...

You may have heard the term "Green Wave" in relation to traffic signals. Here's what it means, why cities do it, and what it ...