Malaysia Airlines Flight 370 unofficial disappearance theories Malaysia Airlines Flight 370 unofficial disappearance theories Malaysia Airlines Flight 370 disappeared on 8 March 2014, after departing from Kuala Lumpur for Beijing, with 227 passengers and 12 crew members on board. Malaysia's former Prime Minister, Najib Razak, has stated that the aircraft's flight ended somewhere in the Indian Ocean, but no further explanation has been given. Official announcements have been questioned by many critics, and several theories about the disappearance have been proposed. Some of these have been described as conspiracy theories. The incident remains under investigation. Victims' relatives have questioned the veracity of the Malaysian government's statements about
Malaysia Airlines Flight 370 search of the sea-floor near the detections was carried out between 14 April and 28 May without any sign of Flight 370. In a March 2015 report, it was revealed that the calendar life of the battery for the ULB attached to Flight 370's flight data recorder had expired in December 2012 and may not have been as capable. In late June 2014, details of the next phase of the search were announced; officials have called this phase the "underwater search", despite the previous seafloor sonar survey. Continued refinement of the analysis of Flight 370's satellite communications identified a "wide