Can you unlearn sleeping in the dark? Why don’t we use stem cell therapy for MS? Does neuroscience provide better explanations for behaviour than psychology? Are there people or animals with more or fewer than two brain hemispheres? Why are you grumpy after a bad night of sleep? Is it true that you can be ‘left-brained’ or ‘right-brained’? Do we only use 10% of our brain? How does speaking multiple languages impact the brain? How is it possible that we can hear either ‘green needle’ or ‘brainstorm’ whilst the audio fragment remains the same? Are computers smarter than humans?