Cover image of TED Talks Science and Medicine

TED Talks Science and Medicine

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 als... Read more

Ranked #1

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5 challenges we could solve by designing new proteins | David Baker

5 challenges we could solve by designing new proteins | David Baker

Proteins are remarkable molecular machines: they digest your food, fire your neurons, power your immune system and so mu... Read more

17 Jun 2019

10mins

Ranked #2

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Small rockets are the next space revolution | Peter Beck

Small rockets are the next space revolution | Peter Beck

We're in the dawn of a new space revolution, says engineer Peter Beck: the revolution of the small. In a talk packed wit... Read more

12 Nov 2019

11mins

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Ranked #3

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What's at the bottom of the ocean -- and how we're getting there | Victor Vescovo

What's at the bottom of the ocean -- and how we're getting there | Victor Vescovo

Victor Vescovo is leading the first-ever manned expedition to the deepest point of each of the world's five oceans. In c... Read more

2 Aug 2019

7mins

Ranked #4

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How community-led conservation can save wildlife | Moreangels Mbizah

How community-led conservation can save wildlife | Moreangels Mbizah

Conservationist and TED Fellow Moreangels Mbizah studied the famous Cecil the lion until he was shot by a trophy hunter ... Read more

1 Oct 2019

5mins

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Ranked #5

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How one tree grows 40 different kinds of fruit | Sam Van Aken

How one tree grows 40 different kinds of fruit | Sam Van Aken

Artist Sam Van Aken shares the breathtaking work behind the "Tree of 40 Fruit," an ongoing series of hybridized fruit tr... Read more

27 Sep 2019

11mins

Ranked #6

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The biology of gender, from DNA to the brain | Karissa Sanbonmatsu

The biology of gender, from DNA to the brain | Karissa Sanbonmatsu

How exactly does gender work? It's not just about our chromosomes, says biologist Karissa Sanbonmatsu. In a visionary ta... Read more

10 Jan 2019

12mins

Ranked #7

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How a new species of ancestors is changing our theory of human evolution | Juliet Brophy

How a new species of ancestors is changing our theory of human evolution | Juliet Brophy

In 2013, a treasure trove of unusual fossils were uncovered in a cave in South Africa, and researchers soon realized: th... Read more

1 Mar 2019

11mins

Ranked #8

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What a nun can teach a scientist about ecology | Victoria Gill

What a nun can teach a scientist about ecology | Victoria Gill

To save the achoque -- an exotic (and adorable) salamander found in a lake in northern Mexico -- scientists teamed up wi... Read more

12 Feb 2020

13mins

Ranked #9

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The "dead zone" of the Gulf of Mexico | Nancy Rabalais

The "dead zone" of the Gulf of Mexico | Nancy Rabalais

Ocean expert Nancy Rabalais tracks the ominously named "dead zone" in the Gulf of Mexico -- where there isn't enough oxy... Read more

18 Apr 2018

12mins

Ranked #10

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The amazing brains and morphing skin of octopuses and other cephalopods | Roger Hanlon

The amazing brains and morphing skin of octopuses and other cephalopods | Roger Hanlon

Octopus, squid and cuttlefish -- collectively known as cephalopods -- have strange, massive, distributed brains. What do... Read more

31 May 2019

13mins

Ranked #11

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The search for dark matter -- and what we've found so far | Risa Wechsler

The search for dark matter -- and what we've found so far | Risa Wechsler

Roughly 85 percent of mass in the universe is "dark matter" -- mysterious material that can't be directly observed but h... Read more

6 Jan 2020

15mins

Ranked #12

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The science of friction -- and its surprising impact on our lives | Jennifer Vail

The science of friction -- and its surprising impact on our lives | Jennifer Vail

Tribology: it's a funny-sounding word you might not have heard before, but it could change how you see and interact with... Read more

5 Feb 2020

11mins

Ranked #13

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The pharmacy of the future? Personalized pills, 3D printed at home | Daniel Kraft

The pharmacy of the future? Personalized pills, 3D printed at home | Daniel Kraft

We need to change how we prescribe drugs, says physician Daniel Kraft: too often, medications are dosed incorrectly, cau... Read more

18 Oct 2018

12mins

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