More alarming, there are rumors that both the Challenger space shuttle disaster and the accident at the Three Mile Island nuclear plant were caused in part by workers who got sloppy because they hadn't slept enough.
更駭人聽聞的是，美國「挑戰者號」太空梭爆炸，三浬島核能事件等重大事故，都與工作人員極度缺乏睡眠，導致注意力、判斷力降低有關。