![Microplastics can sometimes be seen with the naked eye and nanoplastics cannot.](https://kesq.b-cdn.net/2024/08/cnn-L19jb21wb25lbnRzL2ltYWdlL2luc3RhbmNlcy9jbTA2dWo4amEwMDFyM2I2a3NoN3h6ZXg1-L19jb21wb25lbnRzL2FydGljbGUvaW5zdGFuY2VzL2NtMDZ0Y3FiajAwMG5lenA1Znd0YWhnYTc-375x225.jpg)
Tiny shards of plastic are increasingly infiltrating our brains, study says
By Sandee LaMotte, CNN (CNN) — Human brain samples collected at autopsy in early 2024 contained more tiny shards of plastic than samples collected eight years prior, according to a preprint posted online in May. A preprint is a study which has not yet been peer-reviewed and published in a journal. “The concentrations we saw
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