196 episodios

Some of the world's leading inventors and researchers share demos, breakthroughs and visions onstage at the TED conference, TEDx events and partner events around the world. You can also download these and many other videos free on TED.com, with an interactive English transcript and subtitles in up to 80 languages. TED is a nonprofit devoted to Ideas Worth Spreading.

TED Talks Technology TED Talks

    • Tecnología

Some of the world's leading inventors and researchers share demos, breakthroughs and visions onstage at the TED conference, TEDx events and partner events around the world. You can also download these and many other videos free on TED.com, with an interactive English transcript and subtitles in up to 80 languages. TED is a nonprofit devoted to Ideas Worth Spreading.

    • video
    How I'm using biological data to tell better stories -- and spark social change | Heidi Boisvert

    How I'm using biological data to tell better stories -- and spark social change | Heidi Boisvert

    What kinds of stories move us to act? To answer this question, creative technologist Heidi Boisvert is measuring how people's brains and bodies unconsciously respond to different media. She shows how she's using this data to determine the specific narrative ingredients that inspire empathy and justice -- and spark large-scale social change.

    • 7 min
    • video
    The incredible chemistry powering your smartphone | Cathy Mulzer

    The incredible chemistry powering your smartphone | Cathy Mulzer

    Ever wondered how your smartphone works? Take a journey down to the atomic level with scientist Cathy Mulzer, who reveals how almost every component of our high-powered devices exists thanks to chemists -- and not the Silicon Valley entrepreneurs that come to most people's minds. As she puts it: "Chemistry is the hero of electronic communications."

    • 13 min
    • video
    In the war for information, will quantum computers defeat cryptographers? | Craig Costello

    In the war for information, will quantum computers defeat cryptographers? | Craig Costello

    In this glimpse into our technological future, cryptographer Craig Costello discusses the world-altering potential of quantum computers, which could shatter the limits set by today's machines -- and give code breakers a master key to the digital world. See how Costello and his fellow cryptographers are racing to reinvent encryption and secure the internet.

    • 16 min
    • video
    What obligation do social media platforms have to the greater good? | Eli Pariser

    What obligation do social media platforms have to the greater good? | Eli Pariser

    Social media has become our new home. Can we build it better? Taking design cues from urban planners and social scientists, technologist Eli Pariser shows how the problems we're encountering on digital platforms aren't all that new -- and shares how, by following the model of thriving towns and cities, we can create trustworthy online communities.

    • 17 min
    • video
    The price of a "clean" internet | Moritz Riesewieck

    The price of a "clean" internet | Moritz Riesewieck

    Millions of images and videos are uploaded to the internet each day, yet we rarely see shocking and disturbing content in our social media feeds. Who's keeping the internet "clean" for us? In this eye-opening talk, documentarians Hans Block and Moritz Riesewieck take us inside the shadowy world of online content moderators -- the people contracted by major platforms like Facebook, Twitter and Google to rid the internet of toxic material. Learn more about the psychological impact of this kind of work -- and how "digital cleaning" influences what all of us see and think.

    • 15 min
    • video
    How to bring affordable, sustainable electricity to Africa | Rose M. Mutiso

    How to bring affordable, sustainable electricity to Africa | Rose M. Mutiso

    Energy poverty, or the lack of access to electricity and other basic energy services, affects nearly two-thirds of Sub-Saharan Africa. As the region's population continues to increase, so will the need to build a new energy system to grow with it, says Rose M. Mutiso. In a bold talk, she discusses how a balanced mix of solutions like solar, wind farms, geothermal power and modern grids could create a high-energy future for Africa -- providing reliable electricity, creating jobs and raising incomes.

    • 13 min

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