Quick question for you, Dan. So you're a movement -- (DW: Chauvinist.) -- chauvinist. 我问一个简短的问题。所以你是一个运动--（沃：沙文主义者。）--沙文主义者。 Does that mean that you think that the other things we think our brains are
I'm Senator Lamar Alexander, from Tennessee. When Tennesseans woke up on Wednesday morning and opened up our state's largest paper, the front page headline read "Very Near Collapse."
What about sleep? In slow-wave deep sleep, our glial cells rinse cerebral spinal fluid throughout our brains, 关于睡眠呢？在慢波深度睡眠时，我们的神经胶质细胞冲洗着我们大脑中的脑脊液， clearing away metabolic waste that accumulated in ou
Obama's Weekly Address WEEKLY ADDRESS: The President's Year of Action 奥巴马每周电视讲话:总统的年度施政计划 Hi, everybody. 大家好！ My number one priority as President is doing whatever I can to create more jobs and opport
