13 年前
视频简介
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 ...。主持人约翰·韦斯巴斯和专家扎克·吉芬走遍美国，帮助不同家庭迎接微型生活方式，打造深度定制的迷你家园。。
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