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.

Being stopped at a traffic light can be like waiting for a pot of water to boil. There is this sense of anticipation mixed with frustration because the desired outcome seems to perpetually be out of ...

NASHVILLE, Tenn. (WSMV) - The Nashville Department of Transportation (NDOT) is rolling out the city’s first ever “Smart Signal” traffic lights at 36 intersections along Lebanon Pike. The new ...

Traffic lights across 32 intersections in Goleta will be getting upgrades to improve safety. Credit: Pricila Flores / Noozhawk photo Goleta is hoping to reduce vehicle collisions with its project to ...

Many cities are replacing their incandescent traffic lights with LEDs, despite the higher initial cost. Here's why that's ...