BBC Science Editor Rebecca Morelle examines a 3D model of the doomed Titan submersible, that left all five passengers dead. Pieces from the sub, which imploded on a deep dive to the Titanic wreck ...

Titanic' Sub Passengers Died Due to 'Catastrophic' Pressure Implosion: Full Recap An implosion would have likely been caused by the failure of the Titan ... ICU Nurse Says Parts of Her Face ...

but OceanGate's Titan sub was an unclassed, experimental build that used crack-prone carbon fibre and video game controllers ...