How do brain cells communicate with each other? Are emotions experienced in the heart or the brain? Why is it easier to learn a language as a kid? How heavy was Einstein’s brain? Does the size of your brain say anything about intelligence? How are memories made in the brain? Did the gigantic dinosaurs also have gigantic brains and a gigantic number of neurons? Why don’t we use stem cell therapy for MS? What happens in the brain with ALS? What is the ‘brain freeze’ sensation when eating or drinking something cold? Why do Dutch people say “I have sawdust in my head” when they do something stupid?