On many traffic signals found throughout the United States, there is a small light that is placed in between or off to the side of the traffic signal lights. You may not know it, but they play a ...

On many traffic signals found throughout the United States, there is a small light that is placed in between or off to the side of the traffic signal lights. You may not know it, but they play a ...

On many traffic signals found throughout the United States, there is a small light that is placed in between or off to the side of the traffic signal lights. Sometimes you see them blink when ...

The blue light above a traffic signal, also known as a confirmation light, actually isn't there for drivers at all. Instead, it's for law enforcement.

The new LEDs are brighter because of their design. The incandescent white bulb has a single filament that lights a red, yellow or green lens on the signal housing. An LED bulb, by contrast, is ...

ALBUQUERQUE, N.M. — The city has installed new traffic lights on eight intersections along Central Avenue, and they are different. The high-intensity activated crosswalk lights, or "Hawk signals ...

On many traffic signals found throughout the United States, there is a small light that is placed in between or off to the side of the traffic signal lights. You may not know it, but they play a ...

On many traffic signals found throughout the United States, there is a small light between or off to the side of the traffic signal lights. Sometimes you see them blink when emergency vehicles are ...

PENNSYLVANIA (WHTM) — On many traffic signals found throughout the United States and Pennsylvania, there is a small light that is placed in between or off to the side of the traffic signal lights.