Ever wonder why fire trucks are red? Discover the history, psychology, and visibility reasons behind this classic color ...

The smart lights detect traffic in real time to make decisions about traffic flow to keep cars and pedestrians moving faster ...

Raleigh has installed new Rectangular Rapid Flashing Beacons (RRFBs) near Jeffrey's Grove Elementary School to improve ...

A Dallas father’s concern about safety near his child’s daycare is leading to change at a high-traffic East Dallas ...