How do brain cells communicate with each other? Why do people still receive electroshock therapy? Why do some people remember things better than other people? Did the gigantic dinosaurs also have gigantic brains and a gigantic number of neurons? How heavy was Einstein’s brain? Does the size of your brain say anything about intelligence? Does a 14T MRI scanner make more noise than a 3T MRI scanner? Can a brain scan show whether people are already producing their language response while their conversation partner is still speaking? Are computers smarter than humans? Why is sleep so essential? Why do brain tissues have different colours?