Nettie Stevens
Discovery of the X and Y chromosomes directly refutes those earlier theories • early 1900s
Coming to Wonder Science on 30 September 2026.

About this story
- Subject
- Nettie Stevens
- Category
- Great Women in Science
- Where
- Global
- When
- Classical medicine to contemporary biology
- Length
- 10 illustrated pages
Who appears
- Nettie Maria Stevens — Protagonist, Scientist
- Tenebrio molitor (mealworm) — Research Subject
- Gregor Mendel — Historical Figure, Scientist
- Edmund Beecher Wilson — Scientist
- Thomas Hunt Morgan — Scientist
What happens on 30 September 2026
This story is finished and scheduled. On 30 September 2026 it opens here in full — every page illustrated, with narration you can listen to — as part of Wonder Science. Nothing on this page is a placeholder: the story exists, it has been reviewed, and this is its address.
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