A Moment of Science
Doctors are not washing their hands...
Early stone tools, like knives and scrapers, are easy for anthropologists to learn about because these items are still around. Even after two million years, a chipped stone tool is still going to be there when you dig it up.
Copyright © 2013, The Trustees of Indiana University | Copyright Complaints
1229 East Seventh Street, Bloomington, Indiana 47405
