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Plastic shards permeate human brains

A study of microplastics and nanoplastics in brains shows an astonishing increase over time

Colorful bits of plastic are spread across the image.

Microplastics are permeating our world. Our brains are no exception.

Nugroho Ridho/Moment/Getty Images Plus

By Laura Sanders

Read another version of this article at Science News Explores

Our brains are increasingly plastic. Minuscule shards and flakes of polymers are surprisingly abundant in brain tissue, a study of postmortem brains shows.