A pink traffic sign may seem like a whimsical choice, but it’s actually trying to tell you something important ...

A thin film that reflects light in intriguing ways could be used to make road signs that shine brightly and change color at night, according to a study that will be published on Aug. 9 in Science ...

State-level departments of transportation love putting funny or topical messages on digital traffic signs, but new rules at the federal level might bring the fun and games to an end. To be clear, this ...

In a bid to influence driver behavior and make Gilbert’s roads safer, the town is launching a six-month traffic signage ...

Motorists are inundated with roadside signs while driving. These can include speed limit signs, construction warnings, directions to prominent landmarks, and safety warnings (e.g., “Icy Road Ahead”).

Instead of displaying traveling times for getting through downtown Seattle, a sign overhead Aurora Avenue North on a recent morning commute displayed a secret, cryptic code — “*”. Just kidding: The ...