Share It may be an overused statistic, but it’s true: We know less about what lives and lurks in our oceans than we do about outer space. This year proved no exception to the rule, either. In the last year, researchers discovered long-lost shipwrecks, odd animals, and even a phenomenon known as “dark oxygen,” among many other finds. ‘Ghost Ship of the Pacific’ found using underwater drones The USS Stewart rests about 3,500 feet below the ocean’s surface. Credit: Ocean Infinity It only took a few hours for a team…