also spoke to donald johansson, 1974 he found the skeleton of a girl he called lucy more than 3 millionand humans. these menti have the the scientific rivalry but set that aside to meet me. i started with leaky still recouperating from recent facia surgery. >> let me share with you the results of this poll just this past year, december of 2010. 40% of people who were polled believe that it was god that created humans in their present form. 38% additional believe that god guided that process. 16% believe that god had no role and 6% of the people chose not to participate in that poll. those numbers have not changed in almost 40 years in terms of people's beliefs on -- from where we came. does that surprise you? >> it disappoints me. one of the points that, perhaps, i would like to emphasize and which probably isn't emphasized in any museum exhibit that i've seen, is that people talk about the theory of evolution and, therefore, they assume that skull is theoretical object. that skull is a fact. every skull in this room is a fact. all have been found, can be held, can be felt, can be measu