Engineers are exploring a future white phase on U.S. traffic lights, showing how autonomous vehicles could coordinate movement at intersections.

Traffic signs have to communicate crucial information quickly and simply, to anyone who might be on the road. They use letters and numbers to lay out information in plain language but they also use ...

US Route 20 starts in Boston, Massachusetts, and ends in Newport, Oregon. It's America's longest highway, measuring approximately 3,365 miles. However, nobody needs to drive for almost four days to ...

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 ...

Software company INRIX’s 2025 traffic scorecard report adds yet another example to the pile. The report, released in December 2025, ranks Nashville the 12 th most congested city in the U.S. and 30 th ...

People who live in Webster have raised concerns about businesses attaching advertising signs to traffic signs.