The marine research vessel EV Nautilus, led by researcher Robert Ballard, known for discovering the wreckage of the Titanic and the German battleship Bismarck, explores Papahanaumokuakea Marine ...
During a five-day submersion, the team on board the Exploration Vessel (E/V) Nautilus spotted the USS Yorktown, the Imperial Japanese Navy (IJN) Akagi and Kaga. Read the full story ...