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Political common ground in a polarized United States | Gretchen Carlson, David Brooks

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Ted Talk: How can we bridge the gap between left and right to have a wiser, more connected political conversation? Journalist Gretchen Carl…

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Abe Davis: New video technology that reveals an object's hidden properties

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Ted Talk: Subtle motion happens around us all the time, including tiny vibrations caused by sound. New technology shows that we can pick up…

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Alex Steffen: The shareable future of cities

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Ted Talk: http://www.ted.com How can cities help save the future? Alex Steffen shows some cool neighborhood-based green projects that expan…

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The El Sistema music revolution | José Antonio Abreu

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Ted Talk: José Antonio Abreu is the charismatic founder of a youth orchestra system that has transformed thousands of kids' lives in Venezu…

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In uncertain times, think like a mother | Yifat Susskind

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Ted Talk: Visit http://TED.com to get our entire library of TED Talks, transcripts, translations, personalized talk recommendations and mor…

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Parasitic worms hold back human progress. Here's how we can end them | Ellen Agler

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Ted Talk: Visit http://TED.com to get our entire library of TED Talks, transcripts, translations, personalized Talk recommendations and mor…

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How to take a picture of a black hole | Katie Bouman

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Ted Talk: At the heart of the Milky Way, there's a supermassive black hole that feeds off a spinning disk of hot gas, sucking up anything t…

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Can we cure genetic diseases by rewriting DNA? | David R. Liu

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Ted Talk: In a story of scientific discovery, chemical biologist David R. Liu shares a breakthrough: his lab's development of base editors …

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4 Lessons in Creativity | Julie Burstein | TED Talks

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Ted Talk: Radio host Julie Burstein talks with creative people for a living -- and shares four lessons about how to create in the face of c…

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Why are drug prices so high? Investigating the outdated US patent system | Priti Krishtel

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Ted Talk: Visit http://TED.com to get our entire library of TED Talks, transcripts, translations, personalized Talk recommendations and mor…

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Eric Whitacre: Virtual Choir Live

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Ted Talk: Composer and conductor Eric Whitacre has inspired millions by bringing together "virtual choirs," singers from many countries spl…

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Inside the bizarre world of internet trolls and propagandists | Andrew Marantz

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Ted Talk: Journalist Andrew Marantz spent three years embedded in the world of internet trolls and social media propagandists, seeking out …

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Your kids might live on Mars. Here's how they'll survive | Stephen Petranek

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Ted Talk: It sounds like science fiction, but journalist Stephen Petranek considers it fact: within 20 years, humans will live on Mars. In …

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"Fight For You" | Raye Zaragoza

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Ted Talk: Take action on climate change at http://countdown.ted.com. Folk singer-songwriter Raye Zaragoza performs "Fight For You," a song …

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How caffeine and alcohol affect your sleep | Sleeping with Science, a TED series

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Ted Talk: Caffeine wakes you up, and alcohol makes you nod off, right? It's not that simple. Sleep scientist Matt Walker takes us into the …