First contact may have infected that continent with virulent European pathogens. Recent discoveries suggest the Americas were vastly more populated but wiped o

First contact may have infected that continent with virulent European pathogens. Recent discoveries suggest the Americas were vastly more populated but wiped out by viruses. http://www.theatlantic.com/magazine/archive/2002/03/1491/302445/ http://www.theatlantic.com/magazine/archive/2002/03/1491/302...