Researchers Identify Very First Neurons In The 'Thinking' Brain

... Researchers at Yale School of Medicine and the University of Oxford have identified the very first neurons in what develops into the cerebral cortex, the part of the brain that makes humans human. The findings published in Nature Neuroscience show that the first neurons, or "predecessors," as the researchers called them, are in place 31 days after fertilization. This is much earlier than previously thought and well before development of arms, legs or eyes. ...