To detect diseases earlier, let's speak bacteria's secret language | Fatima AlZahra'a Alatraktchi
TED Talks Daily27 Mars 2019

To detect diseases earlier, let's speak bacteria's secret language | Fatima AlZahra'a Alatraktchi

Bacteria "talk" to each other, sending chemical information to coordinate attacks. What if we could listen to what they were saying? Nanophysicist Fatima AlZahra'a Alatraktchi invented a tool to spy on bacterial chatter and translate their secret communication into human language. Her work could pave the way for early diagnosis of disease -- before we even get sick.

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How climate shocks could break the economy | Edmond Rhys Jones

How climate shocks could break the economy | Edmond Rhys Jones

Climate change isn't just reshaping our planet — it's also shaking the very foundations of the economy, says sustainability expert Edmond Rhys Jones. He explores the massive gap between what science t...

13 Nov 202512min

Two US governors — a Democrat and a Republican — on why there's hope for democracy | Matt Meyer and J. Kevin Stitt

Two US governors — a Democrat and a Republican — on why there's hope for democracy | Matt Meyer and J. Kevin Stitt

Two current US governors — Democrat Matt Meyer of Delaware and Republican J. Kevin Stitt of Oklahoma — trade notes on how to rebuild trust without partisan theater. In this special segment of "On the ...

12 Nov 202521min

My journey to thank all the people responsible for my morning coffee | A.J. Jacobs (re-release)

My journey to thank all the people responsible for my morning coffee | A.J. Jacobs (re-release)

Author A.J. Jacobs embarked on a quest with a deceptively simple idea at its heart: to personally thank every person who helped make his morning cup of coffee. More than one thousand "thank yous" late...

11 Nov 202516min

These AI devices protect nature in real time | Juan M. Lavista Ferres

These AI devices protect nature in real time | Juan M. Lavista Ferres

If we can put astronauts on the moon, conservationists shouldn't have to hike miles through dense forests to change the batteries on cameras, says Juan M. Lavista Ferres, chief data scientist at the A...

10 Nov 20259min

Sunday Pick: Tech Solutions (#1): The affordable tech that will revolutionize farming (with Samir Ibrahim and Josephine Waweru)

Sunday Pick: Tech Solutions (#1): The affordable tech that will revolutionize farming (with Samir Ibrahim and Josephine Waweru)

When entrepreneur Samir Ibrahim asked farmers in Kenya what problem they most needed solved, the answer was simple: reliable access to water to irrigate their farms year-round. Samir is the CEO of Sun...

9 Nov 202525min

My identity is a superpower — not an obstacle | America Ferrera (re-release)

My identity is a superpower — not an obstacle | America Ferrera (re-release)

Hollywood needs to stop resisting what the world actually looks like, says actor, director and activist America Ferrera. Tracing the contours of her career, she calls for more authentic representation...

8 Nov 202515min

Why your blood should flow like ketchup | Sean Farrington

Why your blood should flow like ketchup | Sean Farrington

Your blood should have more in common with ketchup than just color, says chemical engineer Sean Farrington. Demonstrating the flow of everyday products like shampoo, peanut butter and ketchup, he make...

7 Nov 202511min

3 tips to make your world beautifully wild | Isabella Tree

3 tips to make your world beautifully wild | Isabella Tree

When conservationists talk about rewilding, most people picture wolves and bison roaming endless landscapes — but Isabella Tree discovered the real revolution is happening in ordinary backyards. She s...

6 Nov 202512min

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