Urban mobility problems demand clarity. Intersections remain the most common sites for crashes, congestion, and violations.

Red and green traffic lights have been around since the 1800s, when British traffic officers used to rotate gas lamps that burned red and green to control the movement of mostly horse-drawn vehicles.

SUN PRAIRIE, Wis. (WMTV) - Sun Prairie is doubling down on cutting-edge traffic technology, announcing plans to expand its network of AI-powered traffic signals after seeing early success with the ...

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 ...

What do you think of a fourth traffic light color being added to traffic signals for self-driving vehicles to help control traffic flow? I get that one day a bunch of connected autonomous cars may ...