Marie Curie conducted pioneering research on radioactivity.
Marie Skodowska Curie -LRB- -LSB- kjri , _ kjri -RSB- -LSB- kyi -RSB- ; -LSB- kiri -RSB- ; 7 November 18674 July 1934 -RRB- , born Maria Salomea Skodowska -LRB- -LSB- marja salma skwdfska -RSB- -RRB- , was a Polish and naturalized-French physicist and chemist who conducted pioneering research on radioactivity .	Polish and naturalized-French	Polish minority in France	physicist	physicist	chemist	chemist	radioactivity	radioactivity
