As a child, Tim Samaras frustrated his parents by sneaking kitchen appliances into his bedroom to dismantle them. One day his mother had to coax him to come watch a movie musical with her. It was The Wizard of Oz, and the 9-year-old sat transfixed throughout the tornado scene. As he recalled last year, his only thought was: “I’ve got to take that apart!” For much of the last two decades, the tornado chaser tried to do just that (SN: 7/28/12, p. 32). On May 31, Samaras, 55, died along with his 24-year-old son Paul and meteorologist Carl Young, 45. The storm chasers were caught in t... (p. 32)

High levels of pollutant BPA occur in sickest babies, study finds.