Topic ID #23289 - posted 9/19/2012 2:50 AM

New study shows Clovis-age impact theory is still possible



Jennifer Palmer

Webmaster
New study shows Clovis-age impact theory is still possible

A disregard for three critical protocols, including sorting samples by size, explains why a group challenging the theory of a North American meteor impact event some 12,900 years ago, failed to find iron and silica rich magnetic particles in the sites they investigated.

This is the finding of an independent interdisciplinary team of scientists published in the Proceedings of the National Academy of Sciences.

Not separating samples of the materials into like-sized groupings made for an avoidable layer of difficulty, said co-author Edward K. Vogel, a professor of psychology at the University of Oregon.


Read more at Past Horizons here.





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