The beacon battery for the flight data recorder expired in December 2012 and was not replaced.
A year on from the disappearance of Malaysia Airlines Flight MH370, an extraordinary amount of key data remains unknown.
The Boeing 777 aircraft disappeared on March 8 2014, carrying 239 passengers and crew shortly after taking off.
The tech giant releases 2014's top-trending searches and most-searched data.
The Russian government has always said it has radar imagery proving the fully laden Boeing 777 was shot down by a Ukrainian military aircraft flying in its vicinit
Comments from the head of Germany's BND mark the first time an intelligence agency has pointed the finger at any one side over the disaster
Two-thirds of the victims were Dutch nationals and the Dutch Safety Board is in charge of the investigation into how the Boeing 777 was downed
The MH17 and MH370 disasters have only compounded a bad financial situation for the airline, and now staff are facing cuts as a result
The troubled airline will be revived by a state fund in a bid to shed recent tragedies from the company's image