Two new underwater signals have been detected in the search for missing Malaysian Airlines Flight MH370. The sounds, which could be from the black box of the plane, raise fresh hopes after a search for signals previously detected remained futile yesterday. Angus Houston, the Australian official leading the search, told a press conference in Perth that he believed that the wreckage could soon be found. Full story >>
A black box is a piece of equipment in a plane used for recording details about a flight, especially to try to find out the cause of a problem or crash. • Searchers are "very confident" that signals detected in the hunt for missing flight MH370 are from the plane's black box.
In aviation, the flight recorders are sometimes called a "black box", although it is a bright orange or bright yellow container with reflective stripes to facilitate their being found after a crash. The "black box" contains 2 aviation recorders - the Flight Data Recorder (FDR), and the Cockpit Voice Recorder (CVR). [Wikipedia]