It’s hard enough to figure out just how many parts a body really has – what with all those bones, tissues, cells, and organs – now we have to add another one. According to The Guardian, researchers at University of Virginia discovered vessels that link our brains to our central nervous systems. “These vessels were just not supposed to be there based on what we know,” Jonathan Kipnis, from the University of Virginia, told The Guardian. “I thought the body was mapped and that these discoveries ended somewhere around the middle of the last century. But apparent...