The yellow light signalled drivers to slow down and prepare to stop. Potts’s invention, which became the world’s first three-lens automatic traffic light, was installed in 1921 in downtown ...

But, while sitting at a red light, have you ever wondered why traffic lights are red, yellow, and green? A brief history of the traffic light in the U.S. The first traffic light came into ...

Any driver should know that red traffic lights mean “stop” and green lights mean “go,” but whether yellow lights mean “slow down” or “go faster” may be up for debate. Yellow lights ...

So, would you drive through that yellow traffic light? And is that even legal in South Carolina? Here’s what South Carolina law says about it. Vehicles facing a steady yellow signal are warned ...

You’re driving 45 mph and headed towards an intersection. Suddenly, the traffic lights turn yellow. Do you speed up to beat the light or stop to avoid an accident? It all comes down to judgment ...

So, would you drive through that yellow traffic light? And is that even legal in South Carolina? Here’s what South Carolina law says about it. Vehicles facing a steady yellow signal are warned ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (WHTM) — We see traffic lights all the ...

Sometimes, when there is construction, a malfunction with the sign, or it’s simply late at night when there’s not much traffic, you may come across a flashing yellow or red light. Construction ...

These types of traffic lights were popular in cities like Chicago, where traffic was on the rise. The yellow light didn’t enter the scene until the 1920s. William Potts, who was a police officer ...