10 年前
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吉姆·格林和辛蒂是一对婚后多年的夫妻，他们琴瑟合璧，生活无忧，美中不足的是一直没有小天使降临夫妻之间，虽然尝试各种办法，可最终一无所获，这也成为夫妻俩心中的隐痛。这一晚，格林夫妻将心中的渴望写在纸上，埋在院子里。是夜，狂风暴雨不期而至。而伴随着大雨来到格林夫妻家中的，竟是一个满身泥泞、乖巧伶俐的十几岁小男孩。男孩自称蒂莫西，与格林夫妇为孩子预先取的名字一样。 许是上苍听到了夫妻的愿望，为他们派来这样一个可爱贴心的小天使……。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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