Red is used exclusively for regulatory road signs prohibiting doing something. So, a stop sign is red because you are ...

Despite the overall ease of controlling a car, the statistics still show many drivers get into accidents. Although it’s not always the fault of the person behind the wheel, people can often trip over ...

AN experimental study has compared six layouts of advance road direction signs. This communication is concerned with three of these, at present displayed in Great Britain, the Continent and the United ...

A pink traffic sign may seem like a whimsical choice, but it’s actually trying to tell you something important ...