Why do some people remember their dreams and others do not? Does neuroscience provide better explanations for behaviour than psychology? Did the gigantic dinosaurs also have gigantic brains and a gigantic number of neurons? Can brain implants read and control our minds? Is the brain more or less active during sleep? Can I learn from a text by listening to it while I sleep?  Why is sleep so essential? Are emotions experienced in the heart or the brain? Can you unlearn sleeping in the dark? How does music affect mental health?