Sulle tracce dell'invisibile

The ancient Antikythera mechanism, a metal box with complex bronze gears inside, whose purpose has never been discovered, is, somehow, connected to the mysterious "Philadelphia experiment". In 1943, the US subjected the ship Eldridge to a very strong magnetic field in an attempt to make it invisible. The results for the sailors on board would have been terrible and lethal. But one of them survived and, on him, the experiment seems to have been successful...