Pea-size clusters of human cells called brain organoids inspire both hope and fear. Experts are debating how scientists can responsibly use these bits of gray matter.

Mini-brains' grown in the lab allow scientists to study brain wiring without interfering with brains in living people, and now a new study has used these scaled-down models to identify neural ...

WASHINGTON, D.C., Nov. 3, 2025 — New research published online in the American Journal of Psychiatry provides new molecular insights into the role of the habenula, a pea-sized brain region that helps ...

Research on conditions like autism, schizophrenia and even brain cancer increasingly relies on clusters of human cells called brain organoids. These pea-size bits of neural tissue model aspects of ...