Discovery of nuclear fission
Nuclear fission was discovered in December 1938 by physicists Lise Meitner and Otto Robert Frisch and chemists Otto Hahn and Fritz Strassmann. Marie Curie, who later became a Nobel Laureate, was the first to discover the existence of the elements 93 and 94, as well as other elements such as gadolinium and neptunium. In 1998, the discovery was made of...