A new study offers clues to a 179-year-old mystery that killed more than 100 explorers on the Franklin expedition in the Canadian Arctic. A new study offers clues to a 179-year-old mystery that killed more than 100 explorers on the Franklin expedition in the Canadian Arctic. Exploration and Explorers, Journal of Archaeological Science, Arctic Regions, Canada, Franklin, John (1786-1847), Cannibalism, Research, DNA (Deoxyribonucleic Acid), Genetics and Heredity, your-feed-science NYT > Science