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

Even without GPS you can stay oriented and drive confidently on unfamiliar highways and byways to get where you're going.

If you ever wondered why the signs that you see on the highway, particularly green, here are some safety-based reasons you ...

(NEXSTAR) – Only those with an acute attention to detail have noticed something wonky has been happening to signs on U.S. freeways and interstates over the past several years. Federal highway ...