Is the brain more or less active during sleep? What happens in the brain when you take psychedelics? What is the impact of speaking multiple languages on the brain? How is it possible that we can hear either ‘green needle’ or ‘brainstorm’ whilst the audio fragment remains the same? Can a brain scan show whether people are already producing their language response while their conversation partner is still speaking? What is the effect of a visual impairment on the brain? And is there anything we can do to restore it? How does speaking multiple languages impact the brain? Can I train plasticity? Does neuroscience provide better explanations for behaviour than psychology? Are computers smarter than humans?