fx koala

视频简介

They served their country overseas. Now, many military veterans must turn to the unique services of the Veterans' Crisis Line to help with their own personal and professional traumas at home. This documentary profiles several of the VCL counselors who work the phones of this 24-hour service, providing support, guidance, and hope to active and retired servicemen dealing with emo...。一个小农民，住在被英国占领的长岛敌后地区。他与一群儿时的伙伴，成立了一个看起来不怎么真实的秘密特工小组。他们四处活动，使得反叛军各种获利，推动了战争的浪潮。他们大胆的尝试，也彻底改变了“间谍的艺术”，我们所熟知的现代谍报技术就此诞生，伴随着不能回避的道德层面的复杂考验。。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 ...。