刚刚
视频简介
《生我养我的地方》由湖南籍著名主持人徐俐担纲主持，邀请在科技、文化、艺术等领域卓有成就的10位湖南籍名人担任嘉宾重归故里，“与年少的自己重逢”“与记忆深处的故人重逢”“与蝶变的故乡重逢”。。NOVA: Mysteries of Sleep Like virtually every other animal, humans need sleep to survive. But why? What do we gain from spending nearly a third of our lives in such a defenseless state? And what's at stake if we sleep poorly? The functions of sleep have long been something of a mystery. But now scientists are peering deep into the brain to see what happens while we snooze. One ...。
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