Human remains thought to be found in Titan sub debris
Titan sub CEO dismissed safety warnings as 'baseless cries', emails show
Coast Guard finds debris field in hunt for Titanic sub
Missing Titanic sub search in critical phase amid fears over oxygen levels
Explorer's harrowing experience of being trapped at Titanic stern in 2000
Titanic tourist submersible: Huge effort to find vessel as air supply dwindles
St John's ready to help in search for missing Titanic sub
Titan sub has heated walls, private toilet and games console controller
Titanic tourist submersible: Rescuers scan ocean as clock ticks
Titanic tourist submersible: My trip aboard the sub
Hamish Harding: British adventurer among crew missing on Titanic sub
Titanic tourist sub goes missing sparking search