Marie CURIE was a Polish-born physicist and chemist who made groundbreaking discoveries in the field of radioactivity. She was the first woman to win a Nobel Prize, and the only person to win two Nobel Prizes in two different sciences. She is also the only woman to have been awarded two Nobel Prizes in Physics and Chemistry. Her work helped to shape the modern understanding of atomic structure and radiation. She was an advocate for women's rights and education, and her legacy continues to inspire generations of scientists.