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Multiradionuclide evidence for an extreme solar proton event around 2,610 B.P. (∼660 BC).
O'Hare P, Mekhaldi F, Adolphi F, Raisbeck G, Aldahan A, Anderberg E, Beer J, Christl M, Fahrni S, Synal HA, Park J, Possnert G, Southon J, Bard E; ASTER Team; Muscheler R. O'Hare P, et al. Among authors: fahrni s. Proc Natl Acad Sci U S A. 2019 Mar 26;116(13):5961-5966. doi: 10.1073/pnas.1815725116. Epub 2019 Mar 11. Proc Natl Acad Sci U S A. 2019. PMID: 30858311 Free PMC article.
The genetic prehistory of the New World Arctic.
Raghavan M, DeGiorgio M, Albrechtsen A, Moltke I, Skoglund P, Korneliussen TS, Grønnow B, Appelt M, Gulløv HC, Friesen TM, Fitzhugh W, Malmström H, Rasmussen S, Olsen J, Melchior L, Fuller BT, Fahrni SM, Stafford T Jr, Grimes V, Renouf MA, Cybulski J, Lynnerup N, Lahr MM, Britton K, Knecht R, Arneborg J, Metspalu M, Cornejo OE, Malaspinas AS, Wang Y, Rasmussen M, Raghavan V, Hansen TV, Khusnutdinova E, Pierre T, Dneprovsky K, Andreasen C, Lange H, Hayes MG, Coltrain J, Spitsyn VA, Götherström A, Orlando L, Kivisild T, Villems R, Crawford MH, Nielsen FC, Dissing J, Heinemeier J, Meldgaard M, Bustamante C, O'Rourke DH, Jakobsson M, Gilbert MT, Nielsen R, Willerslev E. Raghavan M, et al. Among authors: fahrni sm. Science. 2014 Aug 29;345(6200):1255832. doi: 10.1126/science.1255832. Science. 2014. PMID: 25170159 Free article.