What are five key accomplishments of marie and/or pierre curie?

Here are some of their achievements:

- theory of radioactivity
-discovery of a new element, polonium
-discovery of another element, radium
- developing new ways of separating radioactive isotopes
-discovery of nuclear energy ( by Pierre and one of his students)

Vanessa had a dream to be a ballerina. with her father's she had that opportunity.