Back in 1960, oceanographers Don Walsh and Jacques Piccard were the first people to reach the bottom of the trench. But in 2012, Cameron became the first person to reach it alone, breaking the record for deepest solo dive ever.
Who invented scuba technology in 1943?
1943. French naval officer Jacques-Yves Cousteau and Air Liquide engineer Emile Gagnan develop an autonomous diving system with a demand regulator, the scaphandre autonome. It would soon be called “Aqua-Lung,” after Cousteau coined the word for English-speaking countries.