"How Paul Allen Solved the Mystery of a WWII Battleship Lost at Sea"

Grantland:

The Musashi went down in an American aerial assault during the Battle of Leyte Gulf, the largest naval engagement ever.

And then — nothing. The wreckage was never found. The remains of the Yamato were discovered in the South China Sea in 1984, but the Musashi, despite sinking in a well-documented battle and in front of thousands of witnesses, eluded every search. It seemed to have just vanished.

...

Or it did until last week, when Paul Allen started tweeting.