TEDTalks

Excellent examples of public speaking
Why we ignore obvious problems — and how to act on them | Michele Wucker
Why we ignore obvious problems — and how to act on them | Michele Wucker
Why do we often neglect big problems, like the financial crisis and climate change, until it's too late? Policy strategist Michele Wucker urges us to replace the myth of the "black swan" -- that rare,...
How to recover from activism burnout | Yana Buhrer Tavanier
How to recover from activism burnout | Yana Buhrer Tavanier
When you're feeling burned out as an activist, what's the best way to bounce back? TED Senior Fellow Yana Buhrer Tavanier explores the power of "playtivism" -- the incorporation of play and creativity...
Can we cure genetic diseases by rewriting DNA? | David R. Liu
Can we cure genetic diseases by rewriting DNA? | David R. Liu
In a story of scientific discovery, chemical biologist David R. Liu shares a breakthrough: his lab's development of base editors that can rewrite DNA. This crucial step in genome editing takes the pro...
Three ideas. Three contradictions. Or not. | Hannah Gadsby
Three ideas. Three contradictions. Or not. | Hannah Gadsby
Hannah Gadsby's groundbreaking special "Nanette" broke comedy. In a talk about truth and purpose, she shares three ideas and three contradictions. Or not. Get TED Talks recommended just for you! Lear...
Helping others makes us happier -- but it matters how we do it | Elizabeth Dunn
Helping others makes us happier -- but it matters how we do it | Elizabeth Dunn
Research shows that helping others makes us happier. But in her groundbreaking work on generosity and joy, social psychologist Elizabeth Dunn found that there's a catch: it matters how we help. Learn ...
The surprising connection between brain injuries and crime | Kim Gorgens
The surprising connection between brain injuries and crime | Kim Gorgens
Here's a shocking statistic: 50 to 80 percent of people in the criminal justice system in the US have had a traumatic brain injury. In the general public, that number is less than five percent. Neurop...
How generational stereotypes hold us back at work | Leah Georges
How generational stereotypes hold us back at work | Leah Georges
The Silent Generation, baby boomers, Generation X, millennials, Gen Z -- we're all in the workforce together. How are our assumptions about each other holding us back from working and communicating be...
A personal air-quality tracker that lets you know what you're breathing | Romain Lacombe
A personal air-quality tracker that lets you know what you're breathing | Romain Lacombe
How often do you think about the air you're breathing? Probably not enough, says entrepreneur and TED Fellow Romain Lacombe. He introduces Flow: a personal air-quality tracker that fits in your hand a...
How hip-hop helps us understand science | Danielle N. Lee
How hip-hop helps us understand science | Danielle N. Lee
In the early 1990s, a scandal rocked evolutionary biology: scientists discovered that songbirds -- once thought to be strictly monogamous -- engaged in what's politely called "extra-pair copulation." ...
Inside the black hole image that made history | Sheperd Doeleman
Inside the black hole image that made history | Sheperd Doeleman
At the center of a galaxy more than 55 million light-years away, there's a supermassive black hole with the mass of several billion suns. And now, for the first time ever, we can see it. Astrophysicis...
How Twitter needs to change | Jack Dorsey
How Twitter needs to change | Jack Dorsey
Can Twitter be saved? In a wide-ranging conversation with TED's Chris Anderson and Whitney Pennington Rodgers, Twitter CEO Jack Dorsey discusses the future of the platform -- acknowledging problems wi...
Facebook's role in Brexit — and the threat to democracy | Carole Cadwalladr
Facebook's role in Brexit — and the threat to democracy | Carole Cadwalladr
In an unmissable talk, journalist Carole Cadwalladr digs into one of the most perplexing events in recent times: the UK's super-close 2016 vote to leave the European Union. Tracking the result to a ba...
The artificial muscles that will power robots of the future | Christoph Keplinger
The artificial muscles that will power robots of the future | Christoph Keplinger
Robot brains are getting smarter and smarter, but their bodies are often still clunky and unwieldy. Mechanical engineer Christoph Keplinger is designing a new generation of soft, agile robot inspired ...
Empower a girl, transform a community | Kakenya Ntaiya
Empower a girl, transform a community | Kakenya Ntaiya
Kakenya Ntaiya turned her dream of getting an education into a movement to empower vulnerable girls and bring an end to harmful traditional practices in Kenya. Meet two students at the Kakenya Center ...
3 lessons on starting a movement from a self-defense trailblazer | Rana Abdelhamid
3 lessons on starting a movement from a self-defense trailblazer | Rana Abdelhamid
At 16, Rana Abdelhamid started teaching self-defense to women and girls in her neighborhood. Almost 10 years later, these community classes have grown into Malikah: a global grassroots network creatin...
How risk-taking changes a teenager's brain | Kashfia Rahman
How risk-taking changes a teenager's brain | Kashfia Rahman
Why do teenagers sometimes make outrageous, risky choices? Do they suddenly become reckless, or are they just going through a natural phase? To find out, Kashfia Rahman -- winner of the Intel Internat...
Wearable tech that helps you navigate by touch | Keith Kirkland
Wearable tech that helps you navigate by touch | Keith Kirkland
Keith Kirkland is developing wearable tech that communicates information using only the sense of touch. He's trying to figure out: What gestures and vibration patterns could intuitively communicate id...
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We don't "move on" from grief. We move forward with it | Nora McInerny
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,...