TED演讲:书呆子教你如何在线学习(1)

This is a map of New York State that was made in 1937 by the General Drafting Company. 这是一张纽约州的地图，由通用制图公司在1937年绘制。 It's an extremely famous map among cartography nerds, 这张地图在地图发烧友中非常

TED演讲:书呆子教你如何在线学习(2)

It had a gas station, a general store, two houses at its peak. 那儿有一个加油站，一个百货商店，山顶还有两座房子。 And this is of course a completely irresistible metaphor to a novelist, 这对小说家而言具有非常重要的

TED演讲:书呆子教你如何在线学习(3)

I believe that what we map changes the life we lead. 我相信我们为自己绘制的地图能改变我们的人生。 And I don't mean that in some, like, secret-y Oprah's Angels network, like, you-can-think-your-way-out-of-cancer sense. 我说的并

TED演讲:书呆子教你如何在线学习(4)

And then, when I was in tenth grade, I went to this school, Indian Springs School, a small boarding school, 后来，在我十年级的时候，我转学了，我转到了一家名叫印第安泉的小型寄宿学校， outside of Birmingham, Alabama

TED演讲:书呆子教你如何在线学习(5)

But I learned what opportunity cost is. 但（通过这件事）我学会了什么是机会成本。 And along the way, the map of my life got better. 就这样，我人生的地图慢慢完整起来。 It got bigger; it contained more places. 版图不

TED演讲:书呆子教你如何在线学习(6)

And then, in 2006, I met that guy. His name is Ze Frank. 然后，在2006年，我遇见了这个家伙。他叫泽弗兰克。 I didn't actually meet him, just on the Internet. 其实我们没有真正见面，只是在网上。 Ze Frank was running

TED演讲:一项关于电动车的大胆计划(3)

Now that last mile, last foot, in a sense, is the first step of the infrastructure. 现在想想这最后一英里，最后一步，在某种意义上，是迈向基础设施的第一步。 The second step of the infrastructure needs to take care of

TED演讲 :信息 脑对脑沟通已来临(3)

Flight control is Brazilian. 飞行管制是巴西人发明的。 So we went together with these guys and we basically put this exoskeleton together, 那么我们和这些患者一起我们把骨骼机器人组装好， 15 degrees of freedom, hydraul

TED演讲:信息 脑对脑沟通已来临(5)

So let's connect all this together. 那么让我们把我们的大脑都连起来。 So if I'm understanding correctly, 那么，如果我理解正确的话， one of the monkeys is actually getting a signal and the other monkey is reacting to that s

TED演讲:书呆子教你如何在线学习(8)

Or here's a video that I made as part of my show Crash Course, talking about World War I: 还有这个视频，是我的节目《速成班》中的一期，讲的是第一次世界大战： The immediate cause was of course the assassination in Saraj

TED演讲:书呆子教你如何在线学习(7)

Ze isn't just a great public intellectual, he's also a brilliant community builder, 泽不仅是一名出色的公知，而且是一名优秀的社团组织者， and the community of people that built up around these videos was in many ways a commun

TED演讲:书呆子教你如何在线学习(9)

And lastly, here's Destin, from Smarter Every Day, 最后是《每天聪明一点点》的德斯丁， talking about the conservation of angular momentum, and, since it's YouTube, cats: 为我们讲述动量守恒，由于是在YouTube上，所以他用

TED演讲 第15期:如何看到不可见的运动听到沉默的声音(3)

Maybe we could use those motions to tell us something about our thoughts or our emotions. 也许这可以告诉我们，我们的想法或情绪。 We can also magnify small mechanical movements, 我们同样也可以方法微小的机械运动， li

TED演讲 第2期:3D捕捉古代奇迹(2)

The results of our work in the field 我们的成果 are used to produce 被用于媒体创作 media and deliverables to be used 并交付给文物修复人员 by conservators and researchers. 和研究人员使用 We also produce media for 我们也创

TED演讲 第6期:3D捕捉古代奇迹(3)

However, to me, the 500 is 但是对我来说这500个（遗产） really just the first 500. 只是一个开始 In order to sustain our work into the future, 为了在将来把我们的工作持续下去 we use technology centers 我们通过与技术

TED演讲 第7期:微软虚拟地球之旅(1)

What I want to talk to you about today is 我今天想要谈的是 virtual worlds, digital globes, the 3-D Web, the Metaverse. 虚拟世界,数字地球,三维网络和网络虚拟实境. What does this all mean for us? 这些东西对于我们意味着

TED演讲 第5期:微软虚拟地球之旅(2)

So a little unknown secret is -- 那么, 一个不为人知秘密是 -- did you see the one with the guy, he's got the Web cam? 你有没有看到一个带着网络摄像机的家伙? The poor PC guy. They're duct taping his head. They're just wrappi

TED演讲 第6期:从20马赫的滑翔机到蜂鸟无人机的感想(1)

You should be nice to nerds. 你们要对书呆子好点。 In fact, I'd go so far as to say, if you don't already have a nerd in your life, you should get one. 实际上，我想说如果你生活里还没有个书呆子赶紧找一个。 I'm just s

TED演讲 第7期:从20马赫的滑翔机到蜂鸟无人机的感想(2)

40 years later, aero experts coined the term transonic. 40年后空气动力学专家创造了跨音速这个术语。 They debated, should it have one S or two? 他们争论这个术语应该用一个S，还是两个S? You see, they were having trou

TED演讲 第8期:从20马赫的滑翔机到蜂鸟无人机的感想(3)

That's an unnatural act for a rocket. 这对于火箭来说，不是一种自然的行为。 The third stage has a camera. 第三次发射，火箭上有一个摄像机。 We call it rocketcam. 我们称之为火箭摄像机。 And it's pointed at th