One year since the Titan submersible ... charged $250,000 a trip in the “Titanic tourist sub”. The only manned visit to the wreck last year had people around the world watching with bated ...

Almost a year on from the Titan ... up [in the wake of the OceanGate disaster] and said, ‘You know, what we need to do is build a sub that can dive to [Titanic-level depths] repeatedly and ...