Summary:

- Lise Meitner was a pioneering nuclear physicist who made crucial contributions to the discovery of nuclear fission, but was overlooked for the Nobel Prize in favor of her male colleagues.

- Meitner's work with Otto Hahn in the 1930s led to the understanding of how uranium atoms could be split, a process that unlocked the potential for nuclear energy and weapons.

- Despite her vital role, Meitner faced discrimination as a woman in the male-dominated field of physics, and the Nobel Prize for the discovery of nuclear fission was awarded to Hahn alone, without recognition of Meitner's contributions.