Doomed 19th-Century Arctic Expedition Wasn't Brought Down by Lead Poisoning, Study Finds

The Franklin Expedition, a 19th-century mission to chart a fabled northwest passage from the Atlantic to the Pacific ocean, ended in the deaths of all 128 crewmen. A prevailing theory suggests lead poisoning was a major contributor to the sailors' ultimate demise--a theory that can finally be put to rest, according to...