Scientists Are Trading In Lab Mice for Hundreds of Mini-Brains on a Chip

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From Wired:

Two years ago, Diane Hoffman-Kim grew her first brain ball. She started by dropping a few mouse nerve cells into a special nonstick petri dish, and with nothing but each other to hold on to, the cells grew into a sphere less than a millimeter wide: a mini-brain.

https://www.wired.com/2017/02/scientists-trading-lab-mice-hundreds-mini-brains-chip/

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