Is it true that you can be ‘left-brained’ or ‘right-brained’? What happens in the brain with ALS? Can you unlearn sleeping in the dark? How is a neuron made?  How is it that some people see an object as blue, while others say that same object is green? What is already known about long covid and the brain? What is the impact of speaking multiple languages on the brain? Why do some people remember their dreams and others do not? Can I learn from a text by listening to it while I sleep?  Why do some people remember things better than other people?