When it comes to this complex, mysterious, fascinating organ, what do - and don't - we know? We only use 10 percent of our brain This one sounds so compelling - a precise number, repeated in pop culture for a century, implying that we have huge reserves of untapped mental powers. But the supposedly unused 90 percent of the brain is not some vestigial appendix. Brains are … [Read more...] about 8 Persistent Myths About The Brain