Thanks to Keeps for sponsoring this video! Go to http://www.keeps.com/BRAINFOOD to get 50% off off your first order of Keeps hair loss treatment. Love content? Check out Simon's other YouTube Channels: Biographics: https://www.youtube.com/channel/UClnDI2sdehVm1zm_LmUHsjQ Geographics: https://www.youtube.com/channel/UCHKRfxkMTqiiv4pF99qGKIw MegaProjects: https://www.youtube.com/channel/UC0woBco6Dgcxt0h8SwyyOmw SideProjects: https://www.youtube.com/channel/UC3Wn3dABlgESm8Bzn8Vamgg Casual Criminalist: https://www.youtube.com/channel/UCp1tsmksyf6TgKFMdt8-05Q TopTenz: null Highlight History: https://www.youtube.com/channel/UCnb-VTwBHEV3gtiB9di9DZQ XPLRD: https://www.youtube.com/channel/UCVH8lH7ZLDUe_d9mZ3dlyYQ Business Blaze: https://www.youtube.com/channel/UCYY5GWf7MHFJ6DZeHreoXgw →Some of our favorites:    • Featured   →Subscribe for new videos every day! null This video is #sponsored by Keeps. Sources: Harry K. Daghlian, NNDB, https://www.nndb.com/people/053/000168546/ Atomic Physicist Was Killed by Radiation, The Day, August 6, 1985, https://news.google.com/newspapers?nid=1915&dat=19850806&id=DiBSAAAAIBAJ&pg=2472,1066749 Harry Daghlian, Atomic Heritage Foundation, https://web.archive.org/web/20150830000707/http://www.atomicheritage.org/profile/harry-daghlian Alex Wellerstein, The Third Core’s Revenge, Restricted Data, August 16, 2013, http://blog.nuclearsecrecy.com/2013/08/16/the-third-cores-revenge/ A Review of Criticality Accidents, Los Alamos National Laboratory, 2000, https://www.orau.org/ptp/Library/accidents/la-13638.pdf Zeilig, Martin, Louis Slotin and ‘The Invisible Killer’, The Manhattan Project Heritage Preservation Association, https://web.archive.org/web/20080516101332/http://www.mphpa.org/classic/FH/LA/Louis_Slotin_1.htm Martin, Brigitt, The Secret Life of Louis Slotin 1910-1946, Alumni Journal of the University of Manitoba, December 1999, https://web.archive.org/web/20071007121854/http://www.cns-snc.ca/history/pioneers/slotin/slotin.html Acute Radiation Sickness, https://members.tripod.com/~Arnold_Dion/Daghlian/sickness.html Alsop, Stewart & Lapp, Ralph, The Strange Death of Louis Slotin, https://web.archive.org/web/20141017051919/http://dspace.wbpublibnet.gov.in:8080/jspui/bitstream/10689/11989/3/Chapter1_65-135p.pdf