The Traffic Light Doctor is a traffic signal technician ... Just keep calm and don’t blind any oncoming traffic, please. For ...

Color-blind people may have difficulties judging traffic lights or determining if food has gone bad. This video illustrates how people who are color-blind see the world. For the video, we used ...

local government offices or schools for the blind. These lights are set for silent operation late at night and early in the morning to avoid noise complaints from residents. But fatal traffic ...

“There will be some color blind people who will not be able to ... This is the second case of an upside-down traffic light in the state. A “green-on-top” traffic light was intentionally ...