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

Add Yahoo as a preferred source to see more of our stories on Google. Q: Do you need to come to a complete stop before turning right at an intersection when the light is red, if the red traffic signal ...

Traffic engineers are quietly working on a radical idea: adding a white signal to the familiar red, yellow, and green. Instead of signaling drivers directly, the extra light would tell humans when to ...

Inductive loop detectors were introduced in the early 1960s and have been one of the most widely used sensors for traffic management on freeways, arterials, and intersections. These sensors are used ...

Q: Do you need to come to a complete stop before turning right at an intersection when the light is red, if the red traffic signal is located across the intersecting street for vehicles proceeding ...