Air India's deadly plane crash that killed at least 270 people has triggered a wave of speculation about what led to the world's worst aviation disaster in a decade, but authorities are slowly narrowing down areas of investigation.

Indian investigators have recovered the digital flight data recorder or the black box of the Air India flight that crashed a day earlier.

Air India flight AI171, a Boeing 787-8 carrying 242 people, crashed after taking off from Ahmedabad on its way to London.

Vishwashkumar, who was sitting in seat 11a on the Air India flight, is receiving treatment at Ahmedabad’s Civil Hospital, where he has been visited by India's Prime Minister Narendra Modi, who also attended the bedside of locals who were not onboard the plane but were struck and injured by the crash.

Management installed by the Tata Group had spent three years struggling to undo a reputation for shoddy operations earned during decades of state ownership.

A black box has been found at the site of the Air India plane crash in Ahmedabad, India's civil aviation minister said on Friday. The flight data recorder was recovered within 28 hours by India's Aircraft Accident Investigation Bureau (AAIB),

The lone passenger who survived the Air India crash that killed 241 people onboard couldn’t believe he was alive when he opened his eyes, surrounded by flames, debris and charred bodies. The British national of Indian origin,

The flight was bound for England, where family and friends of some of the 241 victims on board, including 52 British nationals, were left searching for answers.