SSI: An Introduction

female scientist

Silent Spring Institute is a mission-driven scientific research organization dedicated to uncovering the environmental causes of breast cancer

Our independent research is empowering a revolution in environmental health to prevent cancers by reducing people's exposure to harmful chemicals where they live, work, and play.

Learn More About SSI

Our innovative research is made possible thanks to philanthropic partners, foundations, and dedicated supporters like you.

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  • We believe everyone has a right to clean air, clean water, and safer products and that no one should get sick from toxic chemicals.

  • our science

    We are creating new knowledge about cancer-causing chemicals—how we are exposed and how they affect our health.

  • Our work is strengthening policies to protect consumers from toxics while making prevention a national research priority.


Join us on October 12th as we celebrate the 60th anniversary of Rachel Carson’s groundbreaking book Silent Spring and the continuation of her legacy through our breast cancer prevention research.

child sleeping

New study finds clothing, bedding, and furniture labeled as water- or stain-resistant most likely to have PFAS

A three-part series aimed at engaging physicians and nurses in the latest science on environmental risk factors for cancer and new strategies for prevention.

Detox Me app
Breast cancer and the environment