The Japanese managed to build three of these behemoths during the war, vessels which hold the record as the largest conventionally powered submarines ever built. As part of the Japanese plan to dominate the Pacific Ocean — including the Western seaboard of the United States — they were designed...read more

Using a trowel to dig into the shadowy floor of the rain forest, pausing only to wipe away sweat and malaria-carrying mosquitoes, Atsushi Maeda holds up what he has traveled so far, to this South Pacific island, to find: a human bone, turned orange-brown with age.

Mr. Maeda, 21, was...read more