Matt Walker Sleep scientist, professor, author See speaker profile Matt Walker is a brain scientist trying to understand why we sleep. Learn more A TED SERIES Sleeping with Science Sleep — we spend one-third of our lives doing it, but what exactly do we get out ...
让我们先从咖啡因讲起。 咖啡因属于一类我们称为 “中枢神经兴奋剂” 的药物。 每个人都知道咖啡因 能使他们更加警觉, 00:00 第一是咖啡因的作用时间。 对一般的成年人来说, 咖啡因的 “半衰期”, 大约是五到六个小时。 这个的意思是, 大约五到六个小时后, 你摄入的咖啡因有一半 还在你的体内循环着。 ...
May 2014 TEDSalon NY2014 Wes Moore: How to talk to veterans about the war 14:27May 2014 TED2014 Chris Kluwe: How augmented reality will change sports ... and build empathy 09:11May 2014 TED2014 Andrew Solomon: How the worst moments in our lives make us who we are 20:27May 2014 ...
TED talks can have a real impact on lives, laws and institutional practices. Take Susan Cain’s talk.The Power of Introvertsproperly throws down the gauntlet to our cultural bias towards the bold and outgoing. Her talk champions the value of introverts and calls for a rethink of how our ins...
Matt Walker is a brain scientist trying to understand why we sleep. Learn more A TED ORIGINAL SERIES Sleeping with Science Sleep — we spend one-third of our lives doing it, but what exactly do we get out of it? And how can we do it better? In this TED series, sleep scientist Matt...
[""What we're learning from 5,000 brains (TEDGlobal 2012)""]" Jon Mooallem,['How the teddy bear taught us compassion (TED2014)'] Vincent Moon,['Hidden music rituals around the world (TEDGlobal 2014)'] Charles Moore,['Seas of plastic (TED2009)'] Wes Moore,['How to talk to ...