Why is some information stored so quickly in the brain, while other information takes much longer? Why don’t we use stem cell therapy for MS? How do brain cells communicate with each other? Can a brain scan show whether people are already producing their language response while their conversation partner is still speaking? What happens in the brain with ALS? Is dopamine good for you and serotonin bad? Why do brain tissues have different colours? Can brain implants read and control our minds? How is it that some people see an object as blue, while others say that same object is green? Are emotions experienced in the heart or the brain?