It's the flight recorder. The ones on big planes record all sorts of things, like altitude, heading, the pilots' conversations...if the plane crashes, they use it to help reconstruct the accident. Also, it's orange--so they can find it easier.
Cardboard and/or metal.
The black box in a plane is bright orange.
The "black box" on an airplane is a device that records what the plane was doing before a crash. In reality, they are not black but generally a bright orange.
The Color of the Black Box on an Airplane is Orange!
Black Box is an component of an airplane in the time of crash or accidents. The Black box consists of the Flight Data Recorder and the Cockpit Voice recorder. The Black Box is actually painted in bright orange.
Orange
orange
rear of the plane
The airplane's black box is about the size of a small suitcase and painted orange.
Contrary to the name - a black box is generally bright orange to assist in identification.
bright orange
Orange. (really)