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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Avsnitt(2619)

Sunday Pick: Mexico City | Far Flung

Sunday Pick: Mexico City | Far Flung

Harnessing the creativity of a megalopolis isn't easy, but Mexico City shows us how it's done. Follow a real-life superhero who dons a luchador mask and cape to protect his fellow residents from speed...

22 Sep 202522min

(#1) Elise’s Top Ten: The psychology of your future self | Dan Gilbert

(#1) Elise’s Top Ten: The psychology of your future self | Dan Gilbert

"Human beings are works in progress that mistakenly think they're finished." Dan Gilbert shares recent research on a phenomenon he calls the "end of history illusion," where we somehow imagine that th...

20 Sep 20259min

(#2) Elise’s Top Ten: You don't actually know what your future self wants | Shankar Vedantam

(#2) Elise’s Top Ten: You don't actually know what your future self wants | Shankar Vedantam

"You are constantly becoming a new person," says journalist Shankar Vedantam. In a talk full of beautiful storytelling, he explains the profound impact of something he calls the "illusion of continuit...

20 Sep 202516min

(#3) Elise’s Top Ten: If I should have a daughter ... | Sarah Kay

(#3) Elise’s Top Ten: If I should have a daughter ... | Sarah Kay

"If I should have a daughter, instead of Mom, she's gonna call me Point B ... " began spoken word poet Sarah Kay, in a talk that inspired two standing ovations at TED2011. She tells the story of her m...

20 Sep 202520min

(#4) Elise’s Top Ten: The power of vulnerability | Brené Brown

(#4) Elise’s Top Ten: The power of vulnerability | Brené Brown

Brené Brown studies human connection -- our ability to empathize, belong, love. In a poignant, funny talk, she shares a deep insight from her research, one that sent her on a personal quest to know he...

20 Sep 202521min

(#5) Elise’s Top Ten: The new political story that could change everything | George Monbiot

(#5) Elise’s Top Ten: The new political story that could change everything | George Monbiot

To get out of the mess we're in, we need a new story that explains the present and guides the future, says author George Monbiot. Drawing on findings from psychology, neuroscience and evolutionary bio...

20 Sep 202517min

(#6) Elise’s Top Ten: Racism has a cost for everyone | Heather C. McGhee

(#6) Elise’s Top Ten: Racism has a cost for everyone | Heather C. McGhee

Racism makes our economy worse — and not just in ways that harm people of color, says public policy expert Heather C. McGhee. From her research and travels across the US, McGhee shares startling insig...

20 Sep 202516min

(#7) Elise’s Top Ten: The ghastly tragedy of the suburbs | James Howard Kunstler

(#7) Elise’s Top Ten: The ghastly tragedy of the suburbs | James Howard Kunstler

In James Howard Kunstler's view, public spaces should be inspired centers of civic life and the physical manifestation of the common good. Instead, he argues, what we have in America is a nation of pl...

20 Sep 202519min

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