What goes wrong in the brain when I lose focus? What happens in the brain with ALS? What happens in the brain when you feel ‘confused’? Can brain implants read and control our minds? What happens in the brain when you take psychedelics? What is the ‘brain freeze’ sensation when eating or drinking something cold? Why do Dutch people say “I have sawdust in my head” when they do something stupid? What is already known about long covid and the brain? Is dopamine good for you and serotonin bad? Can I learn from a text by listening to it while I sleep?