Early traffic lights had only red and green, which unsurprisingly made intersections rather chaotic. Who invented the yellow ...

Harris County officials are worried that a change in how traffic signal funds are distributed might lengthen the response ...

If you’ve seen talk about a white traffic light or images of a signal with an unfamiliar fourth color, you’re not imagining it. With everything drivers already pay attention to at intersections, ...

How smart traffic lights work Alexandria transportation engineer Ryan Knight helped explain how adaptive traffic signals work. “If there’s a platoon of vehicles coming from the intersection across the ...

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

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 ...

Driverless cars are no longer things of the future. Engineers at NC State University propose adding a fourth traffic light to ...

MADISON, Wis. -- The City of Madison received a grant from the Carbon Reduction Program that allows for a five-year plan to update the city’s traffic lights and signals. This project to "switch the ...

Tulsa City Council Phil Lakin is on a mission to find and fix misbehaving traffic lights. On his Facebook page, Councilor ...

A solution could be on the way for an intersection in Garner that is driving people crazy.  Vicky Bradley wrote to CBS 17, concerned about the confusing alignment of signal ...

Motorists will have to obey stop signs for the foreseeable future on Greensburg’s Main Street after a traffic light blew over ...