Can I learn from a text by listening to it while I sleep?  Can I train plasticity? Do we only use 10% of our brain? What is the purpose of brain research? How does speaking multiple languages impact the brain? Do you learn faster when you’re younger? Why (not)? Do colours appear the same to everyone? How does our brain create a 3D world? Is this possible with just one eye? Why do brain tissues have different colours? How does music affect mental health?