Supernova Ashes Found in Fossils Hint at Extinction Event By Charles Q. Choi, Space.com, August 18, 2016 http://www.space.com/33777-supernova-ash-found-in-fossils.html
Scientists Identify Supernova Ashes in Magnetic Fossils Sputnik.News, http://sptnkne.ws/bWPg http://sputniknews.com/world/20160819/1044417107/supernova-linked-to-extinction.html “Supernova ash has been found in fossils created by bacteria here on Earth. The discovery, published on August 10 in the Proceedings of the National Academy of Sciences journal, suggests a link between an explosion of a star and an extinction event on our planet over two million years ago.” The paper is: Ludwiga, P., S. Bishopa, R. Eglib, et al., 2016, Time-resolved 2-million-year-old supernova activity discovered in Earth’s microfossil record. Proceedings of the National Academy of Sciences. vol. 113 no. 33, pp. 9232–9237, doi: 10.1073/pnas.1601040113 http://www.pnas.org/content/113/33/9232.abstract?sid=b595085e-c6e9-4588-9cb5-6f7364cc2ceb Yours, Paul H. ______________________________________________ Visit our Facebook page https://www.facebook.com/meteoritecentral and the Archives at http://www.meteorite-list-archives.com Meteorite-list mailing list [email protected] https://pairlist3.pair.net/mailman/listinfo/meteorite-list
