Efficient traffic management in urban areas remains a significant challenge as vehicle density grows and infrastructure ...

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.

Engineers are exploring a future white phase on U.S. traffic lights, showing how autonomous vehicles could coordinate movement at intersections.

(CBS DETROIT) — Anyone who has gotten behind a wheel knows the feeling of being stuck at a red light, and researchers are working on ways to reduce that occurrence. One way to do this is by changing ...

OTTAWA — The region’s cold snap may have left some hesitant about working out in the elements over the past few weeks, and that apparently included some traffic light control panels. Earlier in the ...

As cars and trucks get smarter and more connected, the humble lights that have controlled the flow of traffic for more than a century could also be on the cusp of a major transformation. Researchers ...

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 ...

The advent of self-driving cars could lead to a number of changes to traffic laws down the road, including a possible fourth traffic signal, researchers say. On top of the ubiquitous red, yellow and ...