Road signs are the one constant when driving across our wildly diverse country. That’s because America’s roads and highways have a big, fat style guide. Driving across America today, you will ...

When you’re driving down the highway, you naturally pay attention to traffic signs. But do you ever think about why they look the way they do or why they’re a certain color? Take the green ones. Green ...

You have probably driven on Indian highways and noticed the familiar green signboards with white lettering guiding you to cities, exits, and distances. But have you ever wondered why green was chosen ...