妖精的尾巴zero
9 年前
搜影视
影像记录黄河的历史变迁。。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 ...。A young woman's obsession with a pop star takes a dark turn.。
