Traffic signal timing technology from the University of Michigan could cut down on congestion, To operate, the system uses vehicle Global Positioning System data. Traffic signal timing technology that ...

Drivers experience billions of dollars in congestion costs at intersections every year. Improving traffic signal timing could help reduce costs and delays. Sometimes you sit in your car at a traffic ...

A new traffic signal system designed by University of Michigan researchers is being implemented in Oakland County, with plans to expand across Southeast Michigan. The system uses GPS data to track ...

Other states use ramp metering to reduce crashes, improve travel times and control the flow of traffic entering the freeway. The ramp meters will be used when traffic is slower and congested. They ...

Some places mount their traffic lights straight up and down, while others lay them on their sides. There are several reasons for the choices they make.

Those blue lights above traffic signals aren’t decorative. Here’s what they’re for and why more cities are installing them. Blue confirmation lights help police spot and enforce red-light violations ...

If you've ever wondered how traffic lights work and how they can detect your car, you've probably also been curious about those small blue lights mounted above the signals themselves. These blue ...

Today's traffic lights can be controlled by anything from standard traffic control computers to highly advanced AI-driven computer systems that are so "smart" they can predict what's going to happen ...

University of Michigan researchers hacked into traffic signals across the state to expose the system's flaws. (MLive File Photo) A group of University of Michigan scientists hacked into nearly 100 ...

Traffic signal timing technology that University of Michigan researchers are hoping will help cut down on congestion and waiting at red lights is expected to be installed at up to 40 metro Detroit ...