James Watson, who co-discovered the double-helix structure of DNA in 1953, has died at age 97. Born in Chicago in 1928, Watson made the groundbreaking discovery at just 24 years old alongside British ...
(AP) - James D. Watson, whose co-discovery of the twisted-ladder structure of DNA in 1953 helped light the long fuse on a revolution in medicine, crimefighting, genealogy and ethics, has died. He was ...