Do colours appear the same to everyone? Is there a link between rheumatoid arthritis and anxiety? Why do Dutch people say “I have sawdust in my head” when they do something stupid? Does a 14T MRI scanner make more noise than a 3T MRI scanner? How does music affect mental health? Are emotions experienced in the heart or the brain? What is fainting? Can a brain scan show whether people are already producing their language response while their conversation partner is still speaking? Can brain implants read and control our minds? Did the gigantic dinosaurs also have gigantic brains and a gigantic number of neurons?