Can brain implants read and control our minds? What effect does cyanide have on the brain? Are there people or animals with more or fewer than two brain hemispheres? How can I find out which stage of cognitive decline I am in, and how can I prevent Alzheimer’s disease or dementia? Are computers smarter than humans? What is the effect of a visual impairment on the brain? And is there anything we can do to restore it? Why do brain tissues have different colours? How does your brain know that you want to move? Can you distinguish between people who are visual or auditory learners? Do we only use 10% of our brain?