While researching material for an earlier blog, I came across an interesting statement about aging. …every decade after our fortieth birthday, our brains spend more time contemplating our own thoughts versus taking in information from the external environment. (Successful Aging by D

Science has finally answered a woman’s age old question: Why do men exist?  (Click)  Apparently, nature opted for variation rather than replication and so the “X” chromosome gained the potential to become a “Y” chromosome, introducing competition.  An amoeba, dividing end