TED演讲精选

Sleep positions go by countless creative names— the zombie, mountain climber, free faller, soldier, and more. Yet sleep experts typically simplify them into the basic types: side, stomach, or back. Individual sleep styles are highly personal, but how we spend the night affects our bodies and health in several ways. So, what’s the best position to sleep in? Rachel Marie E. Salas investigates. [Dire...

As winter approaches, shorter days spark a cascade of changes within the brains of animals. As a result, groundhogs retreat to their burrows for hibernation, weasels’ coats turn from brown to white, and birds cease their singing. And scientists are finding that seasonal behavioral changes similarly happen for some humans. Kelly Rohan digs into what we know about seasonal affective disorder. [Direc...

（本篇演讲时间为2025年9月） We are living through what may be the largest economic bubble in history, spanning AI, cryptocurrency and tech company stocks, says financial analyst Henrik Zeberg. He explores why the current AI-crypto bubble mirrors the great economic frenzies of the past, revealing the psychological forces behind them — and why it looks like we're repeating the same patterns again....

You've heard that too much time online is bad for your mental health, but what is it doing to your body? In this energizing talk, journalist and author Manoush Zomorodi explains how tech habits (including sitting all day) affect your physical health, from making you feel exhausted to raising rates of chronic illness. With early results from a 20,000-person experiment, she shares a practical soluti...

Career analyst Dan Pink examines the puzzle of motivation, starting with a fact that social scientists know but most managers don't: Traditional rewards aren't always as effective as we think. Listen for illuminating stories -- and maybe, a way forward. 事业分析师丹尼尔·平克（Dan Pink） 揭开动机的秘密，什么是人文社会科学家知道而一般管理者却不知的？传统的报酬是否真的有我们想象的那样激励人心？听他讲...

获取全套TED资料（音频、视频、英中双语对照文本），请关注公众号【悦读烩】 Suspicious emails: unclaimed insurance bonds, diamond-encrusted safe deposit boxes, close friends marooned in a foreign country. They pop up in our inboxes, and standard procedure is to delete on sight. But what happens when you reply? Follow along as writer and comedian James Veitch narrates a hilarious, weeks-long exchange w...

获取全套TED资料（音频、视频、英中双语对照文本），请关注公众号【悦读烩】 Studies show that women negotiate just as frequently as men — so why do they succeed half as often? With wit and humor, business consultant Kathryn Valentine unpacks the gender expectations of workplace negotiations, offering a clear equation for anyone looking to make a successful ask and get what they want. 研究显示女性和男...

In a world that prizes certainty, hot takes and instant answers, what happens when we celebrate the power of ... not knowing? Scientist and storyteller Harini Bhat shares how she built a mega-popular YouTube channel where curiosity, not credentials, drives discovery. From ancient brains turned to glass to the origins of life itself, she reminds us that science isn't just for scientists — it's for...

As anxiety grows around what AI means for the future of work, technologist Vlad Tenev delivers a clear-eyed look at what happens when the majority of today's jobs disappear — and why it's not what you think. 随着人们对于人工智产生的未来工作影响越来越焦虑，技术专家弗拉德·特涅夫（Vlad Tenev）清晰地指出了当今大多数工作消失时会发生什么，以及为什么不是你想的那样。 弗拉德·特涅夫是美国在线股票交易平台Rob...

Martin Seligman talks about psychology -- as a field of study and as it works one-on-one with each patient and each practitioner. As it moves beyond a focus on disease, what can modern psychology help us to become? 马丁·赛利格曼（Martin Seligman）来和大家谈一谈心理学。心理学既是一门学科，也可以体现为病人、医师之间一对一的交流平台。而在关于疾病的研究以外，现代心理学还可以在哪些方面帮助我们呢？ 马丁...

Something massive, with roughly 1,000 times the area of Earth, is blocking the light coming from a distant star known as KIC 8462852, and nobody is quite sure what it is. As astronomer Tabetha Boyajian investigated this perplexing celestial object, a colleague suggested something unusual: Could it be an alien-built megastructure? Such an extraordinary idea would require extraordinary evidence. In...

获取全套TED资料（音频、视频、英中双语对照文本），请关注公众号【悦读烩】 自本集起，调整双语对照文本所用字体，格式如下图。 *本篇演讲的中文翻译来自于TED官方，稍显繁复，仅供对照参考和学习。 In a talk that's by turns heartbreaking and hilarious, writer and podcaster Nora McInerny shares her hard-earned wisdom about life and death. Her candid approach to something that will, let's face it, affect us all...

By loading kids with high expectations and micromanaging their lives at every turn, parents aren't actually helping. At least, that's how Julie Lythcott-Haims sees it. With passion and wry humor, the former Dean of Freshmen at Stanford makes the case for parents to stop defining their children's success via grades and test scores. Instead, she says, they should focus on providing the oldest idea o...

Algorithms and AI don't just show us reality — they warp it in ways that benefit platforms built to exploit people for profit, says etymologist Adam Aleksic. From ChatGPT influencing our word choices to Spotify turning a data cluster into a new musical genre, he reveals how new technology subconsciously shapes our language, trends and sense of identity. "These aren't neutral tools," he says, encou...

 | 获取全套TED资料（音频、视频、英中双语对照文本），请关注公众号【悦读烩】 Physician-scientist David Fajgenbaum was dying from a rare disease that didn't have a cure — until he discovered a lifesaving drug that wasn't originally intended for his condition. In an astonishing talk, he shares how his near-death experience led him to cofound the nonprofit Every Cure, which is using AI to uncover...

In the 1600s, the Dutch East India Company employed hundreds of ships to trade goods around the globe. In order to fund their voyages, the company turned to private citizens to invest money to support trips in exchange for a share of the profits. In doing so, they unknowingly invented the world's first stock market. So how do companies and investors use the market today? Oliver Elfenbaum explains....

By turn hilarious and haunting, poet Shane Koyczan puts his finger on the pulse of what it's like to be young and ... different. "To This Day," his spoken-word poem about bullying, captivated millions as a viral video (created, crowd-source style, by 80 animators). Here, he gives a glorious, live reprise with backstory and violin accompaniment by Hannah Epperson. 俏皮和欢快之后，诗人谢恩·科伊赞将...

Stories help you make sense of your life -- but when these narratives are incomplete or misleading, they can keep you stuck instead of providing clarity. In an actionable talk, psychotherapist and advice columnist Lori Gottlieb shows how to break free from the stories you've been telling yourself by becoming your own editor and rewriting your narrative from a different point of view. 故事帮助你理...

Daredevil Michelle Khare has trained with Olympians, run seven marathons on seven continents in a single week, and even escaped Harry Houdini's deadliest stunt. She shares how embracing fear, failure and an "amateur’s mindset" transformed her from a cautious child into someone who proves that daredevils aren't born — they're developed. 冒险家米歇尔·哈尔（Michelle Khare）和奥运选手一起训练，在一周...

What is the blockchain? If you don't know, you should; if you do, chances are you still need some clarification on how it actually works. Don Tapscott is here to help, demystifying this world-changing, trust-building technology which, he says, represents nothing less than the second generation of the internet and holds the potential to transform money, business, government and society. 区块链是什...

Entrepreneur Elon Musk is a man with many plans. The founder of PayPal, Tesla Motors and SpaceX sits down with TED curator Chris Anderson to share details about his visionary projects, which include a mass-marketed electric car, a solar energy leasing company and a fully reusable rocket. 企业家 埃隆·马斯克（Elon Musk）有着许多计划。他是 PayPal、Tesla Motors 和 SpaceX 的创始人，他与 TED 管理人 克里...

Can you look at someone's face and know what they're feeling? Does everyone experience happiness, sadness and anxiety the same way? What are emotions anyway? For the past 25 years, psychology professor Lisa Feldman Barrett has mapped facial expressions, scanned brains and analyzed hundreds of physiology studies to understand what emotions really are. She shares the results of her exhaustive resear...

获取全套资料，请关注公众号【悦读烩】 Linus Torvalds transformed technology twice -- first with the Linux kernel, which helps power the Internet, and again with Git, the source code management system used by developers worldwide. In a rare interview with TED Curator Chris Anderson, Torvalds discusses with remarkable openness the personality traits that prompted his unique philosophy of work, engine...

What do you get when you combine a major flood and near-bankruptcy? For Whole Foods cofounder John Mackey, the answer reshaped his business into a household name. He takes us back to the night his first store was destroyed, showing how shifting from a win-lose mindset to a "win-win-win" worldview helped him achieve success — and why it can work for you, too. 当你将重大洪水和濒临破产结合起来时，你...

Alzheimer's doesn't have to be your brain's destiny, says neuroscientist and author of "Still Alice," Lisa Genova. She shares the latest science investigating the disease -- and some promising research on what each of us can do to build an Alzheimer's-resistant brain. TED Talks Daily listeners get a special treat after the talk: a catch-up interview with Lisa Genova on the exciting new development...