Ève Curie When he died in 1910, Marie Curie was forced to bring up her daughters herself with the help of governesses. Even though Ève confessed later that as a child she had suffered from a lack of sufficient attention of her mother and that only later, in her teens, she developed a stronger emotional bond to her, Marie took great care for the education and development of interests of both her daughters. Whereas Irène followed in her mother's footsteps and became an eminent scientist (she was awarded the Nobel Prize in Chemistry with her husband Frédéric Joliot-Curie in 1935), Ève showed
Marie Curie theory of "radioactivity" (a term that she coined), techniques for isolating radioactive isotopes, and the discovery of two elements, polonium and radium. Under her direction, the world's first studies into the treatment of neoplasms were conducted using radioactive isotopes. She founded the Curie Institutes in Paris and in Warsaw, which remain major centres of medical research today. During World War I, she developed mobile radiography units to provide X-ray services to field hospitals. While a French citizen, Marie Skłodowska Curie, who used both surnames, never lost her sense of Polish identity. She taught her daughters the Polish language and took