Marie Curie · every age

What was Marie Curie doing at 30?

The only person with Nobels in two different sciences

1. Jul 1898

   Discovered a new element, polonium

   She named it after Poland, her homeland, and coined the word radioactivity.

   Source: en.wikipedia.org

Portrait: Photo: Henri Manuel (c. 1920), public domain, via Wikimedia Commons · source