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 when you have a blackout during an exam? How does stress affect your brain? How does speaking multiple languages impact the brain? Are there people or animals with more or fewer than two brain hemispheres? What happens in the brain when you feel ‘confused’? Why do Dutch people say “I have sawdust in my head” when they do something stupid? Why do people still receive electroshock therapy? What is already known about long covid and the brain?