EntityQ991206· pop 9· linked from 21 articlesbrownoutSign in to savein-flight visual impairment by pilotsConnectionsSikorsky UH-60 Black HawkEntityHughes AH-64 ApacheEntityBell/Boeing V-22 OspreyEntityBoeing Vertol CH-46 Sea KnightEntitySensory illusions in aviationEntityKuwaitCountryCaliforniaEntitycarEntityInternational Standard Book NumberEntityhelicopterEntityThe New York TimesEntityCNNEntityGulf WarEventaerodynamicsEntityUnited States ArmyEntityLockheed C-130 HerculesEntityChicoEntityUnited States Department of DefenseConceptDefense Advanced Research Projects AgencyEntityBell UH-1 IroquoisEntityCategoriesAviation risksHelicopter aerodynamics