You might think traffic light systems are fairly basic. After all, electric traffic signals first appeared all the way back in 1914. However, they have advanced significantly since their inception, ...

You can find all kinds of things at an intersection in the modern era, from the ever-essential traffic light to various cameras. While it's not hard to figure out what a lot of these items are for, ...

Traffic lights have been with us since 1868, when the first gas-powered set was switched on in London. These lights used a semaphore system similar to those used by the railways of the day and ...

While we may be used to seeing cameras on top of traffic lights at major intersections, they're used for more than simply watching out for red-light runners. In fact, there are two main types of ...