See how America developed the most destructive invention in human history - the nuclear bomb - how it changed the world and how it continues to loom large in our lives. Hear from historians and those who experienced the dawn of the atomic age.　　- Written by PBS更多《核弹》在线观看高清完整版视频、核弹完整版在线播放、核弹高清国语版相关记录资源，请持续关注极品电视!