TED Talks Science and Medicine

Listen, download, subscribe

Apple Podcasts

The hidden history found in your teeth | Carolyn Freiwald

Your teeth carry secrets: centuries of history about your ancestors, from where they lived to what they ate and where they traveled. Bioarchaeologist Carolyn Freiwald traces the story of human migration across the Americas -- from Mayan royalty and Belizean buccaneers to rural Appalachian farmers -- to illustrate what ancient teeth can reveal about you.

• 

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

• 

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

• 

  The fantastically weird world of photosynthetic sea slugs | Michael Middle…

• 

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

• 

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

• 

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

• 

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

• 

  A virus-resistant organism -- and what it could mean for the future | Jaso…

• 

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

• 

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

• 

  How we're reverse engineering the human brain in the lab | Sergiu P. Pasca

• 

  The future of fashion -- made from mushrooms | Dan Widmaier

• 

  The search for the invisible matter that shapes the universe | Chanda Pres…

• 

  The brain science (and benefits) of ASMR | Craig Richard

• 

  Humanity's search for cosmic truth and poetic beauty | Maria Popova

• 

  How mRNA medicine will change the world | Melissa J. Moore