2025
18
Nov
Human Ancestors Created Tools Continuously for 300,000 Years
Goodness gracious, Friends, do I love the science of tree-ring dating!
My dissertation research, which I published in 1997 as Time, Trees, and Prehistory, explored the 15-year-long effort, from 1914 to 1929, in which Andrew Ellicott Douglass, an astronomer at the University of Arizona (UA) here i...
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2018
16
Jul
Learning about Tree-Ring Dating
Devlin Lewis, University of Arizona
(July 16, 2018)—As a student employee of the Arizona State Museum, I already have a bit of experience handling archaeological material after it has been excavated and analyzed. This field school has given me firsthand insight into the earlier parts of the arc...
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