Green is the new red. It’s all very mystifying. A yellow light is supposed to let drivers know the light will soon be red and that they need to prepare to stop. Many do not do this.

University of Toronto Engineering graduate Samah El-Tantawy is creating better, smarter traffic lights using game theory and artificial intelligence to teach lights how to adjust to traffic patterns ...

Start-up is revolutionizing traffic-light timing with AI and the Internet of things Instead of timed lights, one company is using artificial intelligence and optical sensors to keep traffic moving.