Archaeology
Encyclopedia article; The Columbia Encyclopedia, Sixth Edition, 2009
Collections:
Religious Studies, Education, Psychology, History, Literature, Philosophy, Entire Library
...cultural processes. A variety of different dating techniques, both relative (e.g., stratigraphy ) and absolute (e.g., radiocarbon, obsidian hydration, potassium-argon...skeletal remains of humans in East Africa dating back 1.7 million years (see human...