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 ...

Green highway signs, also called guide signs, are everywhere, and we pass them by without much thought. But their design has ...

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 ...