TIL that Duck Hunt works by flashing the screen black when you shoot, except where there are ducks, and a photodiode in the barrel of the gun either picks up the lit area where the ducks are, or it doesn't, which determines whether your shot hit or missed.

http://mentalfloss.com/article/26875/how-did-duck-hunt-gun-work



Submitted March 27, 2015 at 10:09PM by ThisIsntCheese_ http://www.reddit.com/r/todayilearned/comments/30i9fk/til_that_duck_hunt_works_by_flashing_the_screen/