The typeface you see on those big, green signs is aptly called Highway Gothic. The first research for its use as a freeway sign was in California starting in 1949.

CROW AGENCY, Mont. - The green exit signs along Interstate 90 let travelers know they're approaching Crow Agency. But what is Baaxuwuaashe?

In a viral video, which showed clips of US motorway signs, he said: "Have you noticed most highway signs are green. "Well, the reason for this is actually pretty important." ...

New Jersey drivers may have noticed the latest batch of digital highway signs unveiled in recent weeks, designed to be ...

The U.S. Department of Transportation is proposing to convert the kilometer-based signage along Interstate 19 to the standard U.S. system of miles, drawing criticism from the Green Valley community.

ASHEVILLE - Today's burning question(s) concern Asheville's interstates, with readers lobbing inquiries about maintenance, beautification and allegedly dubious lighting. Have other questions for ...