There are many excellent websites on the life and work of Madame Marie Curie. One site is particularly good; “Marie Curie and the Science of Radioactivity” sponsored by the Center for History of Physics is organized in a way that makes it easy and interesting to read.  Its URL is

                         http://www.aip.org/history/curie/contents.htm

 These sections will provide excellent background information for seeing Radiant Source:

Under A Student in Paris (1891-1897)

• Years of Study
• Working Wife and Mother

Under Research and Breakthroughs (1897-1904)

• X-rays and Uranium Rays
• The Discovery of Polonium and Radium

Under Recognition and Disappointment (1903-1905)

• The Nobel Prize and Its Aftermath

Under Tragedy and Adjustment (1906-1910)

• A Fatal Accident

Under The Radium Institute (1919-1934)

• Physical Decline