Marie Curie (1867-1934) was one of the most important woman scientists in history, and she was one of the most influential scientists--man or woman--of the 20th century. Curie postulated that radiation was an atomic property, a discovery that has led to significant scientific developments since. She was also the first person to use the term radioactivity. Her perseverance led to the discovery of two new elements, polonium and radium. This combination...