Many say the pedestrian-activated signals are confusing — and research shows most drivers don’t fully understand how they ...

Hybrid traffic lights, designed to make crossings safer, are confusing motorists across the state — and some drivers are running red lights. The post Mass. drivers are baffled by these new traffic ...

Seeing Green, a short film by Chevrolet, celebrates the many kinds of traffic lights that were in operation in the 1930s and explains the mechanics of coordinating lights across a city. Seeing Green, ...

Traffic lights have been with us since 1868, when the first gas-powered set was switched on in London. These lights used a semaphore system similar to those used by the railways of the day and ...