According to research by 
According to research by Admiral Hyman Rickover, the ship's boiler plates were blown outward, likely a result of coal dust buildup near its powder magazine. These results, published in 1976, came 78 years too late, meaning the Hearst newspaper account of an enemy mine or torpedo held sway. For 10 points--name this ship whose sinking in Havana harbor helped precipitate the Spanish American War.
According to research by Admiral Hyman Rickover, the ship's boiler plates were blown outward, likely a result of coal dust buildup near its powder magazine.
USS {Maine}