Girlfriend of dentist who killed his wife on their African safari is sentenced to 17 years in prison

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OceanGate marketed its vessel as safe. But experts say it used materials that 'simply didn't work'

Titan sub CEO dismissed safety warnings as 'baseless cries', emails show

The Titanic disaster led to a rethink of international regulations. Titan may have a similar legacy

Coast Guard finds debris field in hunt for Titanic sub

Missing Titanic sub search in critical phase amid fears over oxygen levels

Gal Gadot drops huge Wonder Woman hint

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Missing Titanic submersible: The health risks facing the crew