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YouTuber builds a 3kg fully working submarine from LEGO parts, adds automatic depth control and dives it in a river

A YouTuber has built a 3kg fully working submarine using LEGO parts and taken the tiny vessel underwater in a river after years of experimenting with different designs. Called Submarine 5.0, the ...
WPXI

Ceremony along Ohio River honors submarines, crew members lost throughout history

PITTSBURGH — An emotional memorial ceremony was held aboard the USS Requin, the submarine moored along the Ohio River at the Carnegie Science Center. “No maritime power has ever survived unless its ...