Emergency traffic lights are coming to Duneland communities, improving safety when police and fire departments respond to a ...

Urban mobility problems demand clarity. Intersections remain the most common sites for crashes, congestion, and violations.

Raleigh tests an AI program to improve traffic light timing and safety, using real-time video data from cameras.

New westbound lanes opened Wednesday as part of the Interstate-10 widening and improvement project on Tucson’s northwest side, officials said. The lanes between Orange Grove and Ina roads opened early ...