A pinger locator has detected signals consistent with those emitted by aircraft black boxes, raising hopes of finding the missing Malaysia Airlines plane a month after it mysteriously disappeared en route to China.
The searchers hunting for the missing Malaysian jet are "very confident" that a series of underwater signals detected in a remote part of the Indian Ocean were from the aircraft's black box, the Australian prime minister said on Friday.
Multi-nation search teams hunting for the missing Malaysian plane said they will stop listening for pings coming from the floor of the Indian Ocean and now deploy an unmanned submarine to track down the jet's black box.
An Australian aircraft searching for the crashed Malaysian plane on Thursday detected a new possible underwater signal in the remote Indian Ocean consistent with a plane's black box, fuelling hopes of a breakthrough in the arduous month-long hunt.
Search teams hunting for the missing Malaysia Airlines plane have heard the signals again that could be consistent with those emitted by aircraft "black box", even as investigators were racing against time to locate the flight data recorders before its beacons fall silent.
A mini-submarine deployed to find the crashed Malaysian jet has touched record depths in the Indian Ocean beyond its operating limits and embarked on a fifth mission on Friday, with still no sign of the plane's wreckage.
Once searchers hunting for the crashed Malaysian jet decide to shift from listening for the acoustic signals from the black boxes from the floor of the Indian Ocean to poring over its treacherous terrain, they will have to draw from a whole new set of tools, experts say.
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