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(2615)

TED Talks Daily Book Club: You are not alone in your loneliness | Jonny Sun (re-release)

TED Talks Daily Book Club: You are not alone in your loneliness | Jonny Sun (re-release)

Being open and vulnerable with your loneliness, sadness and fear can help you find comfort and feel less alone, says writer and artist Jonny Sun. In an honest talk filled with his signature illustrati...

26 Okt 202512min

Give yourself permission to be creative | Ethan Hawke (re-release)

Give yourself permission to be creative | Ethan Hawke (re-release)

Reflecting on moments that shaped his life, actor Ethan Hawke examines how courageous expression promotes healing and connection with one another -- and invites you to discover your own unabashed crea...

25 Okt 20259min

How satellites are supporting farmers across Africa | Catherine Nakalembe

How satellites are supporting farmers across Africa | Catherine Nakalembe

More than 8,000 satellites orbit Earth, taking photos every day. Food security specialist and TED Fellow Catherine Nakalembe shows how she uses this imagery to help smallholder farmers across Africa p...

24 Okt 202533min

Touchdown! The flag football movement is here | Troy Vincent Sr.

Touchdown! The flag football movement is here | Troy Vincent Sr.

Troy Vincent Sr. — a professional football player for 15 years and now an executive for the NFL — is here to share the future of the game: flag football. He discusses how this new version of the sport...

23 Okt 202512min

How to pull the emergency brake on global warming | Mohamed A. Sultan

How to pull the emergency brake on global warming | Mohamed A. Sultan

Landfills across African cities are catching fire and releasing methane, an invisible greenhouse gas with more short-term warming potential than CO2. Sustainable strategist Mohamed A. Sultan reveals h...

22 Okt 202513min

The art of reading minds | Oz Pearlman

The art of reading minds | Oz Pearlman

Have you ever wanted to read someone's mind? Mentalist Oz Pearlman is billed as one of the world's greatest mind readers ... and yet, he says he doesn't have any special powers. In this spectacular ta...

21 Okt 202516min

Inside the mind of a newborn baby | Claudia Passos Ferreira

Inside the mind of a newborn baby | Claudia Passos Ferreira

What if newborn babies are more aware than we ever imagined? Philosopher and psychologist Claudia Passos Ferreira shares groundbreaking neuroscience showing that newborn babies — and possibly even lat...

20 Okt 202510min

Why change is so scary — and how to unlock its potential | Maya Shankar (re-release)

Why change is so scary — and how to unlock its potential | Maya Shankar (re-release)

Unexpected change like an accident, an illness or a relationship that suddenly ends is inevitable -- and disorienting. With a heartfelt and optimistic take on life's curveballs, cognitive scientist Ma...

19 Okt 202515min

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