Explore the biology of male and female.
We transform the science of sex differences into interactive, visual, and sourced education for parents, teachers, students, and the public.
The resource library
More ways to
understand the science.
Start with an interactive chart, or explore our animated videos, writing, and print publications.
Interactive charts
Follow sex development step by step, from chromosomes to anatomy.
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Visual explanations that bring biological concepts into focus.
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Written perspectives on biology and science education.
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Longer reads for a fuller understanding of the subject.
Explore herePamphlets
Concise educational resources to read and share with others.
Explore pamphlets and printable resourcesMore resources
More coming soon...
Our approach
Clear explanations.
A foundation in research.
Science should be understandable without losing its depth. Paradox Institute brings complex biology to life through clear, visual education grounded in scientific literature.
Our work draws on genetics, developmental biology, and endocrinology, giving readers the tools to understand the science and explore the evidence behind it.
MORE ABOUT PARADOX INSTITUTESupport the work
Help make science accessible for everyone.
Your support helps create accessible resources for people who teach, learn, and share science.
- Interactive animated lessons
- Books and pamphlets
- Classroom resources
- Children’s science content
- Educational games
- Research translation
Together, we can transform biology education.
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