How does speaking multiple languages impact the brain? Why is it easier to learn a language as a kid? What is already known about long covid and the brain? What is the effect of a visual impairment on the brain? And is there anything we can do to restore it? Is it true that you can be ‘left-brained’ or ‘right-brained’? Why is some information stored so quickly in the brain, while other information takes much longer? Which brain region is the most important? Do we only use 10% of our brain? Why do some people remember things better than other people? What goes wrong in the brain when I lose focus?