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 ...

You might have seen traffic lights in Japan that are a little different to what you're used to. Instead of being red, amber, and green, the last light on the signal might be blue, or perhaps an ...

Over 1,100 traffic lights at intersections throughout Houston are out in the aftermath of Hurricane Beryl, causing headaches and near-death experiences for drivers across the city. In various parts of ...