What happens when you have a blackout during an exam? Is dopamine good for you and serotonin bad? Are emotions experienced in the heart or the brain? What happens in the brain when you take psychedelics? Why do brain tissues have different colours? Can you distinguish between people who are visual or auditory learners? Do colours appear the same to everyone? What is the purpose of brain research? Does neuroscience provide better explanations for behaviour than psychology? How heavy was Einstein’s brain? Does the size of your brain say anything about intelligence?