"And don't forget, once you are married to a Rothschild you can become a famous woman," Doris Schmitz's mother told her. "Be another Madame Curie and invent radium You'll be famous " Doris reminded her that radium had already been discovered. "Don't argue," her mother said. "You're going to invent radium or I'll pull your hair. You're just being negative, like your father." Rothschilds and radium were the horizons of Doris's childhood. Born...