Inside the submarine capable of launching nuclear missiles. The submarine's missiles can strike targets up to 4,000 miles away. By Luis Martinez and Martha Raddatz. May 19, 2022, 3:24 PM.

After his submarine search was concluded, it would fund an expedition to find the Titanic and now a National Geographic documentary called "Titanic: The Final Secret" follows the true story of the ...

Nearly one year after the OceanGate submersible implosion, billionaire Larry Connor has teamed up with Triton Submarines co-founder Patrick Lahey to create a new vessel to visit the Titanic.