The science of making fruits and veggies last longer | Jenny Du
TED Talks Daily20 Aug 2025

The science of making fruits and veggies last longer | Jenny Du

It's a hard nut to crack: in order to prevent food waste, we rely on plastic packaging and refrigeration, which harm the environment. What if we could turn to nature to address these challenges? Engineer and chemist Jenny Du shares how a simple plant-based innovation — using the same elements found in fruit and vegetable peels — can extend the shelf life of produce, while also fighting food waste and spurring a healthier, more sustainable food system.

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Episoder(2618)

How will new tech shape your life? A roboticist and a political strategist answer | Bradley Tusk and Ali Kashani

How will new tech shape your life? A roboticist and a political strategist answer | Bradley Tusk and Ali Kashani

Should you be polite to robots? Political strategist Bradley Tusk and roboticist Ali Kashani explore how new technology is poised to make your life easier — from voting on your phone to having a robot...

13 Sep 202526min

The life-saving secrets in your baby's DNA | Robert C. Green

The life-saving secrets in your baby's DNA | Robert C. Green

What if we could get a heads-up about serious health issues before they begin, from the moment a baby is born? In this groundbreaking talk, geneticist and physician Robert C. Green shares how his team...

12 Sep 202512min

Floating farms, sponge cities and the climate solutions already working | Harjeet Singh

Floating farms, sponge cities and the climate solutions already working | Harjeet Singh

What if every dollar you spend today could save you 10 dollars tomorrow? Development expert Harjeet Singh reveals how climate solutions like floating farms and “sponge cities” that absorb floodwater a...

11 Sep 202512min

Why we need to know our lives matter | Jennifer Wallace

Why we need to know our lives matter | Jennifer Wallace

It’s not enough to do important work — we need to know it truly matters, says journalist Jennifer Wallace. Drawing on her research into firefighters, caregivers and more, she shows how simple acts of ...

10 Sep 202514min

How digital culture is reshaping our faces and bodies | Elise Hu (re-release)

How digital culture is reshaping our faces and bodies | Elise Hu (re-release)

As "beauty filters" proliferate on social media platforms like TikTok, journalist Elise Hu says we've entered the era of the technological gaze, where the digital world shapes real-world beauty standa...

9 Sep 20258min

How nearly dying helped me discover my own cure (and many more) | David Fajgenbaum

How nearly dying helped me discover my own cure (and many more) | David Fajgenbaum

Physician-scientist David Fajgenbaum was dying from a rare disease that didn't have a cure — until he discovered a lifesaving drug that wasn't originally intended for his condition. In an astonishing ...

8 Sep 202515min

Beyond the Talk: Salome Agbaroji and Samora Pinderhughes on the intersection of art and AI

Beyond the Talk: Salome Agbaroji and Samora Pinderhughes on the intersection of art and AI

In a conversation about the intersection of art and AI, spoken word poet Salome Agbaroji and musician Samora Pinderhughes sit down with Elise Hu, host of TED Talks Daily, to talk about their practices...

7 Sep 202539min

What will the future of art look like? A visual effects artist and a curator answer | Rob Bredow and Nora Atkinson

What will the future of art look like? A visual effects artist and a curator answer | Rob Bredow and Nora Atkinson

How will AI and new technology change art? Visual effects artist Rob Bredow, known for his work on Star Wars, and curator Nora Atkinson, who brought Burning Man to the Smithsonian, dive deep into the ...

6 Sep 202526min

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