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

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 ...

PENNSYLVANIA (WHTM) — We see them every time we are on a highway or road: traffic signs. But did you know that PennDOT categorizes these signs? According to PennDOT, signs are divided into three ...