Image Credit: Traffic Light Doctor ...

(WHTM/NEXSTAR) – On many traffic signals found throughout the United States, there is a small light that is placed in between or off to the side of the traffic signal lights. Sometimes you see them ...

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.

Drivers experience billions of dollars in congestion costs at intersections every year. Improving traffic signal timing could help reduce costs and delays. Sometimes you sit in your car at a traffic ...

NORTH CAROLINA, USA — North Carolina drivers, get ready for changes at intersections when traffic lights aren't working as normal. The NC Department of Transportation (NCDOT) says it is modifying ...

Those blue lights above traffic signals aren’t decorative. Here’s what they’re for and why more cities are installing them. Blue confirmation lights help police spot and enforce red-light violations ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (WHTM/NEXSTAR) – On many traffic signals ...