Supernova triggers for end-Devonian extinctions

^aIllinois Center for Advanced Studies of the Universe, University of Illinois, Urbana, IL 61801;
^bDepartment of Astronomy, University of Illinois, Urbana, IL 61801;
^cDepartment of Physics, University of Illinois, Urbana, IL 61801;
^dDepartment of Physics and Astronomy, University of Kansas, Lawrence, KS 66045;
^eDepartment of Physics, Kings College London, London WC2R 2LS, United Kingdom;
^fTheoretical Physics Department, European Organization for Nuclear Research (CERN), CH-1211 Geneva 23, Switzerland;
^gLaboratory of High Energy and Computational Physics, National Institute of Chemical Physics and Biophysics, 10143 Tallinn, Estonia;
^hDepartment of Physics, United States Air Force Academy, Colorado Springs, CO 80840;
ⁱDepartment of Ecology & Evolutionary Biology, University of Kansas, Lawrence, KS 66045;
^jBiodiversity Institute, University of Kansas, Lawrence, KS 66045;
^kDepartment of Physics and Astronomy, Washburn University, Topeka, KS 66621

Edited by Neta A. Bahcall, Princeton University, Princeton, NJ, and approved July 29, 2020 (received for review July 2, 2020)

Footnotes

Author contributions: B.D.F., A.L.M., and J.E. designed research; B.D.F., B.J.F., Z.L., and J.A.M. performed research; A.L.M., A.F.E., B.S.L., and B.C.T. analyzed data; and B.D.F., A.L.M., J.E., B.J.F., B.S.L., and B.C.T. wrote the paper.
The authors declare no competing interest.