Between the blue sky above and the infinite blackness beyond lies a frontier that scientists have only just begun to investigate. In "At the Edge of Space," NOVA takes viewers on a spectacular exploration of the Earth-space boundary that's home to some of nature's most puzzling and alluring phenomena: the shimmering aurora, streaking meteors, and fleeting flashes that shoot upw...$非常神奇的纪录片$震撼之余,反而多了一些对现实生活一地鸡毛的平静与理解。以前从未想过除了自己的生活之外的世界是什么样子,也从不好奇自己是谁,从何而来,要去哪里。最近鬼使神差地看起了从不感冒的科幻小说《三体》。作为一个坚定的实用主义者,我试图用这种方式迂回地逃避我本应去做“有用的事”。感知到宇宙之浩瀚,人类之微缈,又如何呢?或许,正如刘慈欣写的“当年以为天要塌下来的大事,其实也没有什么了”,给未来的自己多传递了...