原始恐惧2010

叶青是华国农学专家，她的丈夫江硕家突发蝗灾，庄稼受灾严重，江硕和村里的乡亲们请叶青回去救灾。叶青救治过程中药方屡屡出现问题，使得庄稼被铺天盖地的蝗虫啃食。暴怒的村民将叶青囚禁起来虐杀而死。。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 ...。