What If Human Brains Were Half the Size?

VOICE OVER: Noah Baum WRITTEN BY: Mark Sammut

The human brain is packed with 100 billion neurons. It's responsible for everything we do, think and feel. It dictates our emotions, intelligence and overall mental health. But, what if our brains were 50% smaller? If the brain halved in size, would humans be half as effective at living their lives? Or, would we actually be more efficient than ever? read more...