Within the last fifty years, Archeology has revolutionized what we know about the remote past of our earth and the people who live on it. Discoveries continue at a rapid pace.
In the 1950s and 1960s no one could have made many of the major statements in this page. Soon enough, our successors will have learned enough that is new to dispute what we say here. Archeology is, at the cutting edge of what we know about our past.