Can a brain scan show whether people are already producing their language response while their conversation partner is still speaking? What is fainting? Can brain implants read and control our minds? How are memories made in the brain? How does stress affect your brain? How does personality arise? And does it change over the course of your life? What happens when you have a blackout during an exam? What goes wrong in the brain when I lose focus? Are there people or animals with more or fewer than two brain hemispheres? How does speaking multiple languages impact the brain?