How are memories made in the brain? How does our brain create a 3D world? Is this possible with just one eye? Can I learn from a text by listening to it while I sleep?  Why is sleep so essential? Are there people or animals with more or fewer than two brain hemispheres? Are computers smarter than humans? Why do some people remember things better than other people? Does neuroscience provide better explanations for behaviour than psychology? Can a brain scan show whether people are already producing their language response while their conversation partner is still speaking? Why do Dutch people say “I have sawdust in my head” when they do something stupid?