A Bundle of Neurons (IMAGE) Brown University Caption A bioengineering team at Brown University can grow "mini-brains" of neurons and supporting cells that form networks and are electrically active. Credit Image: Hoffman-Kim lab/Brown University Usage Restrictions with credit License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.