How do brain cells communicate with each other? How heavy was Einstein’s brain? Does the size of your brain say anything about intelligence? Why do people still receive electroshock therapy? What happens in the brain with ALS? Can you distinguish between people who are visual or auditory learners? How does speaking multiple languages impact the brain? Why do some people remember their dreams and others do not? Why do Dutch people say “I have sawdust in my head” when they do something stupid? Why is it easier to learn a language as a kid? What is already known about long covid and the brain?