Why don’t we use stem cell therapy for MS? Did the gigantic dinosaurs also have gigantic brains and a gigantic number of neurons? Is there a link between rheumatoid arthritis and anxiety? Can you unlearn sleeping in the dark? How do brain cells communicate with each other? How is it possible that we can hear either ‘green needle’ or ‘brainstorm’ whilst the audio fragment remains the same? What goes wrong in the brain when I lose focus? How heavy was Einstein’s brain? Does the size of your brain say anything about intelligence? How does your brain know that you want to move? Is dopamine good for you and serotonin bad?