Charles Appleton Day

2021 Tall el-Hammam study makes final Jeopardy! question

Random Tusks

PNAS: Five-Year study rips spear from back of YDB hypothesis

https://cosmictusk.com/wp-content/uploads/Independent-evaluation-of-conflicting-microspherule-results-from-different-investigations-of-the-Younger-Dryas-impact-hypothesis.pdf Working on getting the paper. [Update: Got it above} This appears to be the long hoped for independent, intentional, blind, professional and reproducible confirmation of the original 2007 findings of the…
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Charles Appleton Day

2021 Tall el-Hammam study makes final Jeopardy! question

Random Tusks

Clovis population decline at Younger Dryas?

One of the original 2007 Acapulco AGU posters: Recent evaluation by the author of the South Carolina Paleoindian point database indicates the substantial presence of a suspected Middle Paleoindian point historically known as Redstone (Cambron and Hulse, 1964; Mason, 1962; Perino, 1968; Williams and Stoltman, 1965). When compared with the known abundance of Clovis points in South Carolina, a…
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Charles Appleton Day

2021 Tall el-Hammam study makes final Jeopardy! question