Seeing a camera at a stoplight doesn't automatically mean you're being ticketed. Many intersections use similar hardware for ...

Traffic lights might seem like they let cars stop or go randomly, but that's not always the case. Many of them use special sensors that detect vehicles.

At first glance, traffic lights are stunningly simple: green means go, red means stop, and yellow means it’s about to turn red. But like cars, phones, and just about everything else on this planet, ...

You’re running late to work in the morning and then you hit every single red light on the way. You’re cooked. It's not bad luck. There actually is someone to blame. A team of engineers, casually ...