A viewer named Kim asked, "Why are police lights red and blue?" Flashing red lights on law enforcement vehicles date back to the early 1900s. Red was always used to signal some type of warning or ...

HOUSTON – Question: Are flashing red, blue lights reserved just for law enforcement officers? Answer: Sergeant Stephen Woodard with the Texas Department of Public Safety says red, white and blue ...

Years ago, if you were to ask a child to draw a police car, you would undoubtedly get a picture of a black and white vehicle—probably a Crown Vic style—with red and blue flashing lights. Today, ...

VIRGINIA (7News) — A study from the Virginia Tech Transportation Institute (VTTI) shows drivers who pass a stopped police car pay more attention to police when the car has more emergency lights and ...

(WHTM) — Emergency vehicles have a multitude of ways to get our attention while driving; flashing lights, horns, and sirens. Fire trucks usually have red and white lights to get our attention. And ...