University of Michigan researchers have worked with General Motors in Oakland County on better traffic signal timing.

A new study suggests a fourth, white traffic light could let self-driving cars manage intersections more efficiently ...

After a pilot project decreased wait times at a busy intersection by 25 percent to 30 percent, a city in the Bay Area is expanding use of AI-driven systems to detect traffic and instruct signals to ...

Before the advent of computers, traffic lights were a marvel of mechanical and electromechanical engineering, utilizing ...

Should you spend some time around the less scientifically informed parts of the internet, it’s easy to find “Free power” stories. Usually they’re some form of perpetual ...