This mind-boggling optical illusion can reveal interesting facts about your brain depending on what you see first.

Myth 1: We only use 10% of our brains. Fact: One of the longest standing myths is the 10% brain use myth. That myth suggests that 90% of our brain is unused or dormant.

Last week Dr. C. Judson Herrick, University of Chicago neurologist, issued statements anent the brain. There are 9,200,000,000 cells in the human cortex. In the process of thought one of these ...