Earth's oceanic trenches are still shrouded in mystery, and for good reason. Plunging as deep as 11 kilometers (6.8 miles) beneath the surface, their dark, frigid waters are under mind-boggling ...

Not anymore. Kelly Walsh, the son of the great ocean explorer Don Walsh, has just descended to the bottom of the Mariana Trench, almost 11km down in the Pacific. He made the dive 60 years after ...

A previously undisclosed documentary about the Titan submersible disaster is in post-production ... Cameron, who has visited the wreck of the Titanic 33 times and explored the Mariana Trench – the ...