“We found the secret of life!” Francis Crick apocryphally boasted to strangers right after he and colleague James Watson discovered the double-helix structure of DNA in 1953. (Yes, their findings were that monumental, but Watson later confessed the boast was concocted.) The British Crick was, at the time, a 37-year-old doctoral candidate at Cambridge, as well as an impecunious, divorced and remarried, tall, skinny, balding father of two who spoke with a high-pitched voice.