You might think traffic light systems are fairly basic. After all, electric traffic signals first appeared all the way back in 1914. However, they have advanced significantly since their inception, ...

Drivers often overlook the small black boxes near intersections. But the technology inside them is cleverly changing how ...

(WJAR) — An NBC 10 viewer reached out to Ask Alison asking what exactly triggers a traffic signal. He left a voicemail: "Hi, this message is for Ask Alison. My name's Kevin Martin. I live in Johnston ...

Q: I read yet another answer of yours about damaged sensors. Some intersections use wire loops buried in the roadway and some use cameras mounted with the traffic lights. Out of curiosity, how do they ...

DOTHAN, Ala. (WTVY) - Good news for drivers in the Dothan area. Traffic sensor lights that are causing backups will be getting fixed starting next week. Since being repaved, some traffic light sensors ...

DOTHAN, Ala. (WTVY) - People driving in downtown Dothan are waiting longer than usual at certain traffic lights. At the Alice and West Main Street intersection, the wait time at red lights is ...

Mike Brant reflects on the common annoyance of red lights at night, especially when they don't seem to change. See what he ...

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.