26 December 1898

Marie and Pierre Curie announce the isolation of radium.

Marie Curie (1867–1934) and Pierre Curie (1859–1906) were a pioneering husband-and-wife team of scientists who made significant contributions to the fields of physics and chemistry, particularly in the study of radioactivity. Their groundbreaking work laid the foundation for advancements in nuclear physics and medicine.

Early Life:
Marie Sk?odowska was born on November 7, 1867, in Warsaw, Poland. Pierre Curie was born on May 15, 1859, in Paris, France.
Marie moved to Paris to pursue higher education and attended the Sorbonne (University of Paris). Pierre was already working as a physicist at the Sorbonne when they met.

Marriage and Collaboration:
Marie and Pierre married in 1895 and began their collaborative scientific endeavors. They shared a strong partnership both personally and professionally.
In 1898, the Curies discovered two new radioactive elements: polonium, named after Marie’s homeland Poland, and radium.

Radioactivity and Nobel Prize:
The Curies’ work on radioactivity challenged existing scientific paradigms and contributed to the understanding of atomic and molecular structure.
In 1903, they shared the Nobel Prize in Physics with Henri Becquerel for their joint research on the radiation phenomena.
Marie Curie became the first woman to be awarded a Nobel Prize.

Isolation of Radium:
The Curies continued their research, isolating radium in its pure metallic form in 1910. This was a significant achievement and required a tremendous amount of hard work.

Contributions to Medicine:
The Curies’ work with radioactive elements had profound implications for medical science. Radium, in particular, was used in early cancer treatments.

Pierre Curie tragically died in a street accident in 1906. Despite the personal loss, Marie continued her scientific work.
Marie Curie went on to win a second Nobel Prize, this time in Chemistry in 1911, for her discovery of radium and polonium and her investigation of their properties.
Marie Curie remains an iconic figure in the history of science and a symbol of women’s contributions to the field.

Later Life and Recognition:
Marie Curie later became the director of the Curie Institute in Paris.
Her daughter, Irène Joliot-Curie, also went on to win the Nobel Prize in Chemistry in 1935, furthering the family’s scientific legacy.