A US luxury real estate billionaire and a deep-sea explorer ... co-founder of Triton Submarines, say they want to take a sub to a depth of around 3,800m (12,467ft) to see the shipwreck in the ...

A few months after he left office, former President Donald Trump shared at least two sensitive, critical pieces of information about U.S. nuclear submarines with an Australian billionaire and Mar ...

The submarine called Titan was carrying five ... of 13,120 feet and the wreckage of Titanic sits 12,500 feet below. Billionaire Hamish Harding has been in deep waters earlier also, as he created ...

Richard Branson has a personal submarine. Google’s co-founders once purchased an entire fleet of retired fighter jets. Some of these billionaire purchases defy logic but it reveals a a deeper ...