Traffic engineers are quietly working on a radical idea: adding a white signal to the familiar red, yellow, and green.

If you're comfortable with the present green, amber, and red traffic lights, be prepared to get uncomfortable. New research suggests that adding a white light will speed up traffic and improve safety ...

Researchers at North Carolina State University (NC State) are advocating for a significant change in traffic management by proposing the addition of a fourth color to traffic lights: white. This new ...

The red traffic light alternative color is currently being used on US road, and drivers must be aware that it is for the use of pedestrian safety.

There are three signals at a traffic light: red means stop, green means go, and yellow means that you have to slow done because the red light is about to appear. But how about if we have another light ...

Ah, the yellow light. You know, that signal that is supposed to let you know to slow down as you approach the intersection, but makes you speed up instead? You probably take it for granted, but ...

Amber turn signal safety is under pressure in 2026, as fewer new cars in North America use amber rear indicators despite global standards ...