Can brain implants read and control our minds? What happens in the brain when you take psychedelics? What happens when you have a blackout during an exam? Is dopamine good for you and serotonin bad? Are there people or animals with more or fewer than two brain hemispheres? Is it true that you can be ‘left-brained’ or ‘right-brained’? What effect does cyanide have on the brain? Can I learn from a text by listening to it while I sleep?  Is the brain more or less active during sleep? How heavy was Einstein’s brain? Does the size of your brain say anything about intelligence?