Answer:
Marie Curie worked with her husband Pierre discovered the two radioactive elements radium and polonium.
Step-by-step explanation:
Marie Curie and Pierre Curie discovered the two radioactive elements radium and polonium.
In the year 1898, the curies discovered the radioactive elements and they named the radioactive element as polonium in the honor of native place. Marie curies in the same year discovered radium .
The Curies were given Nobel prize in physics in the year 1903, for their radioactivity work.