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

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 ...

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 ...