Scientists successfully keep a pig brain alive outside of its body, and that's not creepy at all

As medical and scientific technologies push forward, the line between life and death becomes more and more blurred. Death is widely defined as the moment when the biological functions of a living creature cease, but we've seen many examples of scientific measures that can string a dying body along bizarre ways. Transplanting a head -- as one Italian surgeon claims to have done -- or preserving the function of a brain outside of its body can make us question what death really is. A team of resear...