William Schull, a U.S. geneticist who did extensive research into the health effects of radiation from the atomic bombings of Hiroshima and Nagasaki, died Tuesday of lung cancer in Houston, Texas, people close to him said. He was 95.Schull came to Japan in 1949, four years after the bombs were dropped during World War II, as part of the Atomic Bomb Casualty Commission set up by the U.S. government.He carried out a genetic survey of around 70,000 babies born in Hiroshima and Nagasaki and investigated the effect of radiation on them, including whether their parents' radiation exposure had aff…READ FULL ARTICLE