november american physicist credited helped diving graduate ohio received doctorate california worked naval ordnance laboratory world war researched naval mines recruited join manhattan_project worked scientists including development high explosives exploding required atomic bombs war took position studying high energy physics investigated problems encountered staying cold water long periods time developed suit trap water body warm known father worked operation greenhouse nuclear test series joined remained rest career professor retiring retirement continued work research deep ocean astronomy project early life born nevada november raised ohio father briefly director maryland arsenal mother née older brother graduated ohio later received doctorate california writing thesis electron optical studies effect supervision manhattan_project receiving doctorate worked naval ordnance laboratory researched naval mines recruited join manhattan_project new_mexico helped develop atomic bomb helped develop wide range technology needed bomb including research high explosives exploding needed atomic bomb developed bomb triggering mechanism helped design new town laboratory worked closely scientists including witnessed trinity test nuclear weapons test july met future wife working secretary manhattan_project couple married security secret facility tight hall parents allowed attend ceremony wedding guests couple remained years died april age war took position studying high energy physics worked manhattan_project remained university worked atomic bombing test nuclear test series job berkeley required number underwater previously talked united_states_navy world war concerning problems staying cold water long periods time causes lose large amounts body heat quickly worked developing new suit counter basement family home scenic avenue berkeley california researched new conference california december according san_francisco_chronicle invented engineers founded order develop colleagues tested versions prototypes california scientist engineer advised use suit material proved successful found trap water body water heat body temperature warm letter showed clearly understood suit provided water suit skin layer water skin trapped quickly heat skin temperature material suit suit needed limit fresh cold water need dry work applied patent patent application turned similar design flight suit united_states_navy adopt new worries swimmers easier spot underwater exclusively profit invention company tried sell consumer market failed successfully penetrate market way including founders claims years brothers actually invented instead recent researchers concluded created original competitors los_angeles_times concluded father research paper published provided evidence later career life joined professor retired remained interested diving collecting outdoors later years continued work research deep ocean astronomy project combined careers physics died age home san_diego california complications pneumonia survived daughter grandchildren great granddaughter
Hugh Bradner