Did a comet airburst destroy the Hopewell? Comment on The Hopewell Airburst Event, 1699-1567 Years Ago (252-383 CE), by Tankersley et al. (2022).

Tankersley et al. (2022) recently published a brief paper in Nature Scientific Reports, arguing that the Hopewell culture of the first half of the first millennium CE in the North American Midwest was ended, or at least severely helped along toward its demise, by a comet fragment airburst event. The paper is getting quite a…