-
They have been working on radioactivity before Marie and Pierre joined their research.
-
The Curies joined Roentgen and Becquerel's research
-
The Curies discovered a new chemical element
-
The Curies discovered another chemical element
Plan projects on a visual timeline
Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.