There’s a well-known movie trope in which a hacker takes control of the traffic lights in a city, causing general mayhem or ...

Traffic management technology helping to move emergency and transit vehicles through intersections is improving response times, safety and helping to reduce congestion. In Marietta, Ga., signal ...

Roswell is installing emergency vehicle pre-emptive technology at all of its traffic signals. The emergency vehicles are equipped with GPS and communicate with the traffic signals. As the vehicles ...

ROSWELL, Ga. — The city of Roswell is installing emergency vehicle preemption technology at all 107 of its traffic lights. The city’s system by Alpharetta-based Applied Information speeds up emergency ...

Adding a fourth light to traffic signals -- in addition to red, green and yellow -- would shorten wait times at street corners for pedestrians, as well as improve traffic flow for both autonomous ...

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 ...