149 episodes

Some of the world's greatest scientists, doctors and medical researchers share their discoveries 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 Science and Medicine TED Talks

    • Science
    • 4.1 • 682 Ratings

Some of the world's greatest scientists, doctors and medical researchers share their discoveries 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
    Planet City -- a sci-fi vision of an astonishing regenerative future | Liam Young

    Planet City -- a sci-fi vision of an astonishing regenerative future | Liam Young

    Get transported on a stunningly rendered, sci-fi safari through Planet City: an imaginary metropolis of 10 billion people, from the brain of director and architect Liam Young. Explore the potential outcomes of an urban space designed to house the entire population of the earth -- and imagine answers to what is possible, and what is sustainable, for the planet.

    • 9 min
    • video
    A sci-fi vision of life in 2041 | Chen Qiufan

    A sci-fi vision of life in 2041 | Chen Qiufan

    Sci-fi writer Chen Qiufan doesn't fear a dystopian future. Instead, he believes developments in artificial intelligence will make all of our lives better, healthier and safer. He takes us on a tour of the next 20 years of AI and shares some astonishing predictions for the advancements in science and technology that could await us. "For every future we wish to create, we must first learn to imagine it," he says.

    • 8 min
    • video
    Meet the scientist couple driving an mRNA vaccine revolution | Uğur Şahin and Özlem Türeci

    Meet the scientist couple driving an mRNA vaccine revolution | Uğur Şahin and Özlem Türeci

    As COVID-19 spread, BioNTech cofounders Uğur Şahin and Özlem Türeci had one goal: to make a safe, effective vaccine faster than ever before. In this illuminating conversation with head of TED Chris Anderson, the immunologists (and married couple) share the fascinating story of how their decades of mRNA research powered the Pfizer-BioNTech vaccine -- and forecast what this breakthrough science could mean for the future of vaccines and other immunotherapy treatments.

    • 24 min
    • video
    The missing 96 percent of the universe | Claire Malone

    The missing 96 percent of the universe | Claire Malone

    We've misplaced the building blocks of the cosmos -- and particle physicists like Claire Malone are on a mission to find them. Despite scientists hitting a "major snag" in uncovering what exactly makes up dark matter and dark energy, she explains how questioning our fundamental understanding of nature itself invites a different, more meaningful perspective universally.

    • 12 min
    • video
    The death of the universe -- and what it means for life | Katie Mack

    The death of the universe -- and what it means for life | Katie Mack

    The universe started with a bang -- but how will it end? With astonishing visuals, cosmologist and TED Fellow Katie Mack takes us to the theoretical end of everything, some trillions of years in the future, in a profound meditation on existence, wonder and the legacy of humanity within the immensity of time and space.

    • 6 min
    • video
    The search for microscopic aliens | Sarah Rugheimer

    The search for microscopic aliens | Sarah Rugheimer

    Astrophysicist and TED Fellow Sarah Rugheimer searches for aliens -- but not the cartoony green kind. She's looking for extraterrestrial microbes by studying how these single-celled organisms emit gases, which could reveal evidence of them throughout the cosmos. Wondering if we're really alone in the universe, Rugheimer identifies two big hurdles to confirming life on another world and offers insight into what finding it might mean for us.

    • 5 min

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