When Ötzi the Iceman —a beautifully preserved 5,300-year-old glacier mummy—was discovered sticking out of the alpine ice on the Austro-Italian border in 1991, he became an instant scientific sensation. For decades, researchers subjected his hair, clothes, and bones to exhaustive analysis. However, a major anatomical mystery remained: his actual stomach appeared to be missing on early CT scans. It wasn't until a comprehensive re-examination of his internal thoracic cavity that radiologists discov