If you’ve seen talk about a white traffic light or images of a signal with an unfamiliar fourth color, you’re not imagining it. With everything drivers already pay attention to at intersections, ...

HARRISBURG, PA — Pennsylvania is pouring nearly $30 million into traffic signal upgrades statewide, with Chester County ...

Traffic congestion, fuel consumption, and emissions also offer quantifiable performance indicators, making mobility uniquely ...

ORLANDO, Fla. — The city of Orlando has issued temporary lane closures for several streets, mostly in downtown, as crews work to replace previously state-approved crosswalks and intersection ...