Why do Dutch people say “I have sawdust in my head” when they do something stupid? When are we able to solve MS? How does speaking multiple languages impact the brain? Can you feel pain in your brain? What happens in the brain when you feel ‘confused’? Why don’t we use stem cell therapy for MS? What happens in the brain when you take psychedelics? Why do brain tissues have different colours? How does your brain know that you want to move? What is the effect of a visual impairment on the brain? And is there anything we can do to restore it?