How are memories made in the brain? Why is sleep so essential? What is the purpose of brain research? Can you unlearn sleeping in the dark? Does neuroscience provide better explanations for behaviour than psychology? Why is some information stored so quickly in the brain, while other information takes much longer? Do the male and female brain differ? Are emotions experienced in the heart or the brain? Why do people still receive electroshock therapy? Is there a link between rheumatoid arthritis and anxiety?