Maricopa's Traffic Signal Box Art Program transforms traffic boxes into art, showcasing local talent and regional beauty.

Let’s explore the inner workings of traffic signals. The traffic lights and crosswalk signals at an intersection are only the public user interface, of course. The interesting stuff is going on ...

“I’m reminded of my unique family heritage and my grandfather ... patented the three-position traffic signal. Morgan said she’s proud of her family’s legacy and is often struck ...