The theorems of Emmy Noether provide basic understanding of the relation of
symmetries and conservation laws in physics.
" ..was born in the stirring days of radioactivity when her parents [Marie and
Pierre Curie]
were making great discoveries, she grew up with radioactivity, and all her
life was devoted to its study."
1935 Nobel Prize in Chemistry with F. Joliot-Curie for the discovery of artificial radioactivity.