Distance signs on the highway tell you important information, including how far you are from your destination, where the next exit is, or when to expect a rest stop. These signals aren't always ...

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

Dear Readers: Here’s a column originally published in 2012. Dear Johnnie: A couple of questions I’ve wondered about while driving on road trips — Question 1: You pass a highway sign stating the ...