submarine
Submarine technology, sonar technology, and underwater-robot technology
steam
He had state of the art technology that no one else had.
the alvin by robert ballard
The engine, and the thingy that steered the ship
he used Argo to stroll rows and then he skips a row and he continued doing this with Argo until they found Titanic
JJ short for Jason Junior, it was launched from the submersible Alvin.
telescopes
Bob Ballard found Titanic on Sept 1 1985.While on the Knorr, he was operating the Argo.
Yes, there is no video available of the Titanic sinking as it occurred in 1912 before the era of video recording technology.
When Science is used to find solutions and Technology is used to commercialise then Technology cannot exist without Science
Several of Titanic's modern features include watertight bulkheads and a double-hull.