How heavy was Einstein’s brain? Does the size of your brain say anything about intelligence? How does speaking multiple languages impact the brain? Why are you grumpy after a bad night of sleep? How does music affect mental health? Why is sleep so essential? How are memories made in the brain? Are there people or animals with more or fewer than two brain hemispheres? Do you learn faster when you’re younger? Why (not)? What effect does cyanide have on the brain? When are we able to solve MS?