1985 ⟶ Titanic Wreckage Discovered
September 1: 73 years after its infamous disaster, the wreck...Year
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🗺️ Verrazzano Explores North American Atlantic Coast
Giovanni da Verrazzano is the first European to explore the Atlantic coast of North America between South Carolina and Newfoundland.⟶

ExplorationAge of DiscoveryCartography



🤿 First Manned Descent to the Mariana Trench
January 22: First crewed descent to the deepest point on Earth, the Mariana Trench.⟶

ExplorationOceanographyCold WarUnited States Navy

⛵ Ra II Papyrus Boat Arrives in Barbados
July 12: Thor Heyerdahl's papyrus boat Ra II arrived in Barbados, bringing an end to its 3,200 mi (5,100 km) journey across the Atlantic Ocean.⟶

ExplorationArchaeologyOceanography

🔬 HIV Identified as Cause of AIDS; Zidovudine Research Begins
The human immunodeficiency virus (HIV) is recognized as the cause of HIV/AIDS, and research on zidovudine and other treatments gets underway.⟶
EpidemiologyMedical ResearchPublic HealthInfectious Disease


🚢 Titanic Wreckage Discovered
September 1: 73 years after its infamous disaster, the wreck of the Titanic is found off the coast of Newfoundland by a joint French–American expedition led by Jean-Louis Michel of IFREMER and Robert Ballard of the Woods Hole Oceanographic Institution.⟶

OceanographyMaritime HistoryExplorationShipwreck



🤿 Victor Vescovo Achieves Deepest Ocean Dive
Victor Vescovo breaks the human depth record, reaching 10,928 m in the Challenger Deep.⟶

OceanographyExploration
