Drawing inspiration from the surrounding tree canopy and the structure of the ropes course, ... Cite: "Tulane Students Upcycle Traffic Signs into Shade Canopy " 18 Oct 2014.

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.

Knox County Engineering & Public Works produces and maintains more than 12,000 traffic signs to help driver navigate the roads. Here's a look at how they're made. Skip Navigation.

Nevada Department of Transportation tests a new Active Traffic Management sign on southbound U.S. Highway 95 near Valley View Boulevard approaching the Spaghetti Bowl in Las Vegas Wednesday, Feb ...

Tucked next to roads running through school zones in Japan are some hand-painted mascots known as “Tobita-kun, or more formally, “Tobidashi Bōya,” which means “running boy.” These signs ...