"David Hahn" . . . . . . . . "2016-09-27" . . . "David Hahn" . . . . . . . . . . . "2016" . "1976-10-30" . . . "The Nuclear Boy Scout" . . . . . . . . . . "1976" . . . . . . . . . . . "breeder reactor built in a shed" . . . . .