-
Period: to
Investigating radioactivity
The Curies, Becquerel and Roetgen worked together investigating radioactivity -
Announced the discovery of Polonium
The Curies discovered a new chemical element -
Announced the discovery of Radium
The Curies discovered another element -
Awarded the Nobel Prize for Physics
The Curies and Becquerel were awarded the Nobel Prize. Marie was the first ever female Nobel Prize winner.