When she shared the 1903 Prize in physics with her husband, he made sure to emphasize that a considerable amount of the work was completed solely by his wife.  After his death, she was awarded a second, unshared Prize in 1911.
Marie's daughter, Irene, would continue the family tradition of excellence in science by receiving a Nobel Prize for Chemistry in 1935.

Read about her life in this article: http://bit.ly/1b8BXTY