1878 - Lise Meitner was born.

Meitner was an Austrian-Swedish physicist who discovered nuclear fission with Otto Hahn and Fritz Strassmann when they bombarded uranium with neutrons. She was the one who identified that fission had occurred after examining the data. She also discovered the first long lasting isotope of the element protactinium with Otto Hahn. Element 109, meitnerium was named in her honor.