Farnborough Airshow: An airline black box in 'the cloud'
17 July 2014 Last updated at 11:57 BST
The aviation business was shaken by the the disappearance of Malaysian Airlines Flight 370 earlier this year.
Soon, an industry taskforce is due to set out how flight positioning data should be automatically transmitted from aircraft in flight wherever they are in the world.
The aim is that never again can an aircraft simply vanish. Nigel Cassidy reports from the Farnborough Airshow on plans to stream flight data to "the cloud".