TEDTalks Science and Medicine

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Episodes

Date Title & Description Contributors
2023-05-25

  Are life-saving medicines hiding in the world's coldest places? | Normand Voyer

Could the next wonder drug be somewhere in Canada's snowy north? Take a trip to this beautiful, frigid landscape as chemist Normand Voyer explores the mysterious molecular treasures found in plants thriving in the cold. These scarcely investigated orga...
  Normand Voyer author
2023-04-11

  What to do when there's a polar bear in your backyard | Alysa McCall

As Arctic ice melts, polar bears are being forced on land -- and they're hungry. With the apex predators frequently turning to human junkyards for a snack, northern towns have had to get creative in order to keep both their people and wildlife safe. Bi...
  Alysa McCall author
2023-03-06

  The fantastically weird world of photosynthetic sea slugs | Michael Middlebrooks

Meet the fantastically colorful and astonishingly adaptable sea slugs that found a way to photosynthesize (or create energy from sunlight) like plants. Diving deep into these often overlooked creatures, invertebrate zoologist Michael Middlebrooks intro...
  Michael Middlebrooks author
2023-01-19

  Where does your sense of self come from? A scientific look | Anil Ananthaswamy

Our memories and bodies give us clues about who we are, but what happens when this guidance shifts? In this mind-bending talk, science writer Anil Ananthaswamy shares how the experiences of "altered selves" -- resulting from schizophrenia, Alzheimer's,...
  Anil Ananthaswamy author
2023-01-18

  Can we feed ourselves without devouring the planet? | George Monbiot

Farming is the worst thing humanity has ever done to the planet, says journalist George Monbiot. What's more: the global food system could be heading toward collapse. Detailing the technological solutions we need to radically reshape food production --...
  George Monbiot author
2023-01-06

  How to harness the ancient partnership between forests and fungi | Colin Averill

If we want to better understand the environment and combat climate change, we need to look deep underground, where diverse microscopic fungal networks mingle with tree roots to form symbiotic partnerships, says microbiologist Colin Averill. As we learn...
  Colin Averill author
2022-11-14

  The wheat field that could change the world | Guntur V. Subbarao

Crop physiologist Guntur V. Subbarao and his team have developed an antibiotic-infused strain of wheat that naturally combats harmful, fertilizer-eating bacteria -- a "monster" contributor to climate change. Learn more about how this breakthrough could...
  Guntur V. Subbarao author
2022-10-28

  A virus-resistant organism -- and what it could mean for the future | Jason W. Chin

What if we could use the power of DNA to create a sustainable, circular economy? In a talk about breakthrough science, synthetic biologist Jason W. Chin describes his team's work rewriting the genetic blueprint of cells to create a virus-resistant orga...
  Jason W. Chin author
2022-09-08

  How green hydrogen could end the fossil fuel era | Vaitea Cowan

As climate change accelerates, finding clean alternatives to fossil fuels is more urgent than ever. Social entrepreneur Vaitea Cowan believes green hydrogen is the answer. Watch as she shares her team's work mass producing electrolyzers -- devices that...
  Vaitea Cowan author
2022-09-06

  A giant Jurassic sea dragon, unearthed | Dean R. Lomax

Among the dinosaurs, giant sea dragons roamed the ancient ocean. Millions of years later, paleontologist Dean R. Lomax and his team freed the remains of one of these colossal creatures from the Earth. Settle in to learn about the once-in-a-lifetime dis...
  Dean R. Lomax author