why is mary curie famous and what did they become famous for
Marie Curie was most famous for her work with radioactivity. She was a pioneer in the field, and developed new techniques for isolating radioactive isotopes, and helped lead t â¦ he world's first studies on the treatment of cancer using radioactive isotopes. She also discovered the elements polonium and radium. She won the Nobel Prize in Physics in 1903 for her work with radiation, and then won the Nobel Prize in Chemistry in 1911 for her discovery of radium and polonium.
Marie Curie investigated the magnetic properties of steel. However,  she didn't become famous until she was awarded the Nobel Prize for  her work in radioactivity.
Marie Curie was the first woman to win a Nobel prize, the first person to win two Nobel Prizes, the only woman to win in two fields, and the only person to win in multiple sciences.