Traffic lights follow the same green-amber-red order during the day, but at night, some of them switch to flashing certain colors. Why does that happen?

NORTH CAROLINA, USA — North Carolina drivers, get ready for changes at intersections when traffic lights aren't working as normal. The NC Department of Transportation (NCDOT) says it is modifying ...

RALEIGH, N.C. (WNCN) — The N.C. Department of Transportation is changing the way traffic lights flash during a signal malfunction. The department says they have begun modifying traffic signals so they ...

The yellow flashing traffic signal that indicates a malfunction at an intersection is turning red, according to the North Carolina Department of Transportation. The change, meant to improve safety, ...

“Heading into hurricane season, could you go over what to do at an intersection where the lights are out or all flashing red? Also, could you go over what to do at a roundabout? We have a new nearby ...