TED

RSS TEDTalks (video)

  • A Parkland teacher's homework for us all | Diane Wolk-Rogers April 20, 2018
    Diane Wolk-Rogers teaches history at Marjory Stoneman Douglas High School in Parkland, Florida, site of a horrific school shooting on Valentine's Day 2018. How can we end this senseless violence? In a stirring talk, Wolk-Rogers offers three ways Americans can move forward to create more safety and responsibility around guns -- and invites people to […]
    Diane Wolk-Rogers
  • Why it's worth listening to people you disagree with | Zachary R. Wood April 19, 2018
    We get stronger, not weaker, by engaging with ideas and people we disagree with, says Zachary R. Wood. In an important talk about finding common ground, Wood makes the case that we can build empathy and gain understanding by engaging tactfully and thoughtfully with controversial ideas and unfamiliar perspectives. "Tuning out opposing viewpoints doesn't make […]
    Zachary R. Wood
  • The "dead zone" of the Gulf of Mexico | Nancy Rabalais April 18, 2018
    Ocean expert Nancy Rabalais tracks the ominously named "dead zone" in the Gulf of Mexico -- where there isn't enough oxygen in the water to support life. The Gulf has the second largest dead zone in the world; on top of killing fish and crustaceans, it's also killing fisheries in these waters. Rabalais tells us […]
    Nancy Rabalais
  • The harm reduction model of drug addiction treatment | Mark Tyndall April 18, 2018
    Why do we still think that drug use is a law-enforcement issue? Making drugs illegal does nothing to stop people from using them, says public health expert Mark Tyndall. So, what might work? Tyndall shares community-based research that shows how harm-reduction strategies, like safe-injection sites, are working to address the drug overdose crisis.
    Mark Tyndall
  • A printable, flexible, organic solar cell | Hannah Bürckstümmer April 17, 2018
    Unlike the solar cells you're used to seeing, organic photovoltaics are made of compounds that are dissolved in ink and can be printed and molded using simple techniques. The result is a low-weight, flexible, semi-transparent film that turns the energy of the sun into electricity. Hannah Bürckstümmer shows us how they're made -- and how […]
    Hannah Bürckstümmer
  • What's missing in the global debate over refugees | Yasin Kakande April 16, 2018
    In the ongoing debate over refugees, we hear from everyone -- from politicians who pledge border controls to citizens who fear they'll lose their jobs -- everyone, that is, except migrants themselves. Why are they coming? Journalist and TED Fellow Yasin Kakande explains what compelled him and many others to flee their homelands, urging a […]
    Yasin Kakande
  • What if we ended the injustice of bail? | Robin Steinberg April 13, 2018
    On any given night, more than 450,000 people in the United States are locked up in jail simply because they don't have enough money to pay bail. The sums in question are often around $500: easy for some to pay, impossible for others. This has real human consequences -- people lose jobs, homes and lives, […]
    Robin Steinberg
  • How we need to remake the internet | Jaron Lanier April 12, 2018
    In the early days of digital culture, Jaron Lanier helped craft a vision for the internet as public commons where humanity could share its knowledge -- but even then, this vision was haunted by the dark side of how it could turn out: with personal devices that control our lives, monitor our data and feed […]
    Jaron Lanier
  • How the arts help homeless youth heal and build | Malika Whitley April 11, 2018
    Malika Whitley is the founder of ChopArt, an organization for homeless teens focused on mentorship, dignity and opportunity through the arts. In this moving, personal talk, she shares her story of homelessness and finding her voice through arts -- and her mission to provide a creative outlet for others who have been pushed to the […]
    Malika Whitley
  • How language shapes the way we think | Lera Boroditsky April 11, 2018
    There are about 7,000 languages spoken around the world -- and they all have different sounds, vocabularies and structures. But do they shape the way we think? Cognitive scientist Lera Boroditsky shares examples of language -- from an Aboriginal community in Australia that uses cardinal directions instead of left and right to the multiple words […]
    Lera Boroditsky
  • How a team of chefs fed Puerto Rico after Hurricane Maria | José Andrés April 10, 2018
    After Hurricane Maria hit Puerto Rico in 2017, chef José Andrés traveled to the devastated island with a simple idea: to feed the hungry. Millions of meals served later, Andrés shares the remarkable story of creating the world's biggest restaurant -- and the awesome power of letting people in need know that somebody cares about […]
    José Andrés
  • The Standing Rock resistance and our fight for indigenous rights | Tara Houska April 9, 2018
    Still invisible and often an afterthought, indigenous peoples are uniting to protect the world's water, lands and history -- while trying to heal from genocide and ongoing inequality. Tribal attorney and Couchiching First Nation citizen Tara Houska chronicles the history of attempts by government and industry to eradicate the legitimacy of indigenous peoples' land and […]
    Tara Houska
  • How I use the drum to tell my story | Kasiva Mutua April 6, 2018
    In this talk-performance hybrid, drummer, percussionist and TED Fellow Kasiva Mutua shares how she's breaking the taboo against female drummers in Kenya -- and her mission to teach the significance and importance of the drum to young boys, women and girls. "Women can be custodians of culture, too," Mutua says.
    Kasiva Mutua
  • Should we create a solar shade to cool the earth? | Danny Hillis April 5, 2018
    In this perspective-shifting talk, Danny Hillis prompts us to approach global issues like climate change with creative scientific solutions. Taking a stand for solar geoengineering, he looks at controversial solutions with open-minded curiosity.
    Danny Hillis
  • To eliminate waste, we need to rediscover thrift | Andrew Dent April 4, 2018
    There's no such thing as throwing something away, says Andrew Dent -- when you toss a used food container, broken toy or old pair of socks into the trash, those things inevitably end up in ever-growing landfills. But we can get smarter about the way we make, and remake, our products. Dent shares exciting examples […]
    Andrew Dent
  • My $500 house in Detroit -- and the neighbors who helped me rebuild it | Drew Philp April 3, 2018
    In 2009, journalist and screenwriter Drew Philp bought a ruined house in Detroit for $500. In the years that followed, as he gutted the interior and removed the heaps of garbage crowding the rooms, he didn't just learn how to repair a house -- he learned how to build a community. In a tribute to […]
    Drew Philp
  • Math can help uncover cancer's secrets | Irina Kareva April 3, 2018
    Irina Kareva translates biology into mathematics and vice versa. She writes mathematical models that describe the dynamics of cancer, with the goal of developing new drugs that target tumors. "The power and beauty of mathematical modeling lies in the fact that it makes you formalize, in a very rigorous way, what we think we know," […]
    Irina Kareva
  • The 3,000-year history of the hoodie | Paola Antonelli April 2, 2018
    The hoodie is a lot more than just a comfy sweatshirt. Design curator Paola Antonelli takes us through its history.
    Paola Antonelli
  • Why the pencil is perfect | Caroline Weaver April 2, 2018
    Why are pencils shaped like hexagons, and how did they get their iconic yellow color? Pencil shop owner Caroline Weaver takes us inside the fascinating history of the pencil.
    Caroline Weaver
  • How the progress bar keeps you sane | Daniel Engber April 2, 2018
    The progress bar makes waiting more exciting... and mitigates our fear of death. Journalist Daniel Engber explores how it came into existence.
    Daniel Engber