https://phys.org/news/2018-06-good-nuclear-arsenal.html > More than 100 nuclear weapons in a nation's arsenal does more harm than good—as using them can destabilize the country that uses them even in a best-case scenario. > Joshua Pearce, professor at Michigan Technological University, and David Denkenberger, assistant professor at Tennessee State University and director of Alliance to Feed the Earth in Disasters (ALLFED), co-authored an article published today in the journal Safety.