When you first learned to drive, you were likely given a guide to the various road signs and their meanings. Whether it was in a formal Driver’s Education class or through a state-issued driver’s ...

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

When you’re driving down the highway, you naturally pay attention to traffic signs. But do you ever think about why they look the way they do or why they’re a certain color? Take the green ones. Green ...

As millions of Americans look toward another season of winter driving, they may see a sign with a cryptic warning: "Bridge Freezes before Road." Or perhaps the sign reads "Bridge Ices Before Road" or ...