Marie Curie became the first woman in France to earn a Ph.D. in science on June 25, 1903.
On June 25, 1903, Marie Curie defended her doctoral thesis on radioactive substances at the University of Paris. She was awarded a doctorate in physics, distinguishing her as the first woman in France to earn a Ph.D. in science. This event was a groundbreaking achievement, defying gender norms of the era and paving the way for future generations of women in academia. Her thesis provided comprehensive evidence of radioactivity as a property of atoms, a revolutionary concept that shifted scientific paradigms and cemented her reputation as a leading physicist.