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.

ORLANDO, Fla. – Perhaps nothing is more frustrating for drivers than mistimed lights during their commute, and a new study suggests that artificial intelligence could fix this. Frank Chaput, a driver, ...

Harris County officials are worried that a change in how traffic signal funds are distributed might lengthen the response ...