By: Dylan Henry

The titanic sunk in the middle of the Atlantic

The first acoustic exploration of the sea

Studying the mid-Atlantic for meteors

Two explorers once went 943 meters under sea level in bathysphere

The creation of the aqua-lung

The French unearthed an submarine 4,041 meters underwater

Discovery of magnetic striping on ocean floor

The "Trieste" explores the Mariana Trench

The deep tow system was just invented

Submersible deep dives to about 4,400 meters

Earle Sylvia sets record for solo dive at 1000 meters

Discovery of hydrothermal vents

Discovery of the sunken titanic

Creation of sea surface maps

Creation of sea floor maps