A nearly $30 million investment will go to communities all across Pennsylvania as part of the Green Light-Go Program. According to PennDOT, it's a reimbursement grant program that will see ...

COLUMBUS, Ohio (WCMH) — Several new traffic signals with flashing yellow arrows are being installed in west Columbus — something officials hope will reduce the number of left-turn crashes. Ten new ...

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 ...

Garrett Morgan patented a traffic signal in 1923, but Detroit cop William Potts brought the three-light traffic signal to ...

There's a new pedestrian crossing signal in town. Rather than relying on long-standing laws requiring motorists to stop for pedestrians in a crosswalk, the Pedestrian Hybrid Beacon uses yellow and red ...

This is where traffic-light countdown timers help. They are digital displays that show the number of seconds remaining before ...