Every time we stop at a red light, wait patiently for green, or slow down on yellow, we’re participating in a system that quietly keeps billions of people safe. But have you ever wondered who invented ...

Transportation engineers at North Carolina State University have proposed that an additional color be added to existing traffic lights. This new color would be a white light, intended for the use of ...

Murrysville officials have had problems in recent years with crashes on Route 22 causing damage to the electrical boxes that control several traffic lights along the highway. The municipality plans to ...

The idea of a fourth traffic light has gone viral online, with several reports claiming that a white signal will soon join the familiar red, amber and green at road intersections. The reason, ...