If you've ever wondered how traffic lights work and how they can detect your car, you've probably also been curious about those small blue lights mounted above the signals themselves. These blue ...

MINNEAPOLIS (WCCO) --You may have noticed new blue lights popping up near traffic signals all over the metro. They are small, generally tucked out of the way so they don't distract drivers. Over the ...

Green means go, red means stop and blue means you just ran a red light. Collier County is going to install blue lights to help flag red-light runners at problem intersections. At the Nov. 12 meeting, ...

Recently, I read about several studies showing that blue light, and blue street lights in particular, have positive effects on people and communities. Decreases in crime were reported everywhere that ...