As the investigation continued Friday into the horrific Air India Boeing 787 Dreamliner crash that killed at least 290 people, the sole survivor is doing well but is "psychologically disturbed."

There have been cases of a very small number of survivors in very serious accidents, but it is "very rare" for there to be only one, a professor told Newsweek.

News of the sole survivor of an Air India plane crash that killed the other 241 people aboard has led to endless online fascination, but it has also stirred up painful feelings for a handful of others who have had similar fates.