Today's busy roadways need signal lights to keep traffic flowing and prevent accidents. Here's what the traffic light symbols ...

Vancouver's blinking green traffic lights are a great example: other places in Canada sometimes have the same blinking lights, but in Vancouver they mean something different to everywhere else. A ...

Researchers are exploring ways to use features in modern cars, such as GPS, to make traffic safer and more efficient. Eventually, the upgrades could do away entirely with the red, yellow and green ...

Everything You Need to Know About Traffic Lights We pull back the curtain on the inner-workings of traffic lights and give you tips and tricks to make sure you don't get stuck at a "dead red" light.

Called semaphore traffic lights, they had retractable arms — similar to railroad crossing arms — with the words “stop” and “go” on them. They would also have only red and green lights.

Even the traffic lights themselves have improved. They now measure either eight or 12 inches in diameter and must be visible in every lighting condition. The older incandescent bulbs that ...

Updated: Nov 13, 2022 / 10:05 AM CST (WHTM) — We see traffic lights all the time. Sometimes we sail past green lights, and sometimes we hit every red light on our commute to work.

William Potts, who was a police officer in Detroit, is credited with designing the first three- and four-way colored traffic lights. The amber light was introduced during this time.

Motorists who’ve grown accustomed to traffic lights in central Connecticut that flash either amber or red in the late-night hours should brace for a change over the next couple of years. At more ...

In British Columbia, all of these blinking green lights mean the same thing. However, drive across the country to Ontario, and the traffic signage can get confusing.