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Science Features

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EPA's ToxCast and ExpoCast: Chemical Screening, Better and Faster

EPA scientists and partners are advancing the next generation of chemical safety assessments.


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Safer, More Sustainable Chemicals

Developing more sustainable chemical processes and improving chemical design.


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Nanomaterials: Harnessing the Potential, Understanding the Risks

Tiny materials with big benefits


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Ask a Scientist

EPA scientists and their partners provide key research outcomes for understanding and reducing environmental risks to children's health.


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PCB Research Supports Safer Schools

EPA researchers help answer questions about potential exposures in schools


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Partnerships for a Safer Chemical Future

EPA works with industry, academia, and other agencies to promote chemical safety.


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