Why your blood should flow like ketchup | Sean Farrington
TED Talks Daily7 Nov 2025

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 makes the case for expanding the use of blood viscosity as a medical diagnostic, much like blood pressure. Learn more about the little-known field of rheology and how it could save lives — if taken seriously.


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Are we still human if robots help raise our babies? | Sarah Blaffer Hrdy (Kelly Corrigan takeover)

Are we still human if robots help raise our babies? | Sarah Blaffer Hrdy (Kelly Corrigan takeover)

AI is transforming the way we work — could it also reshape what makes us human? In this quick and insightful talk, evolutionary anthropologist Sarah Blaffer Hrdy explores how the human brain was shaped by millions of years of shared childcare and mutually supportive communities, asking a provocative question: If robots help raise the next generation, will we lose the empathy that defines us?This is episode three of a seven-part series airing this week on TED Talks Daily, where author, podcaster and past TED speaker Kelly Corrigan — and her six TED2025 speakers — explore the question: In the world of artificial intelligence, what is a parent for?To hear more from Kelly Corrigan, listen to Kelly Corrigan Wonders wherever you get your podcasts, or at kellycorrigan.com/podcast. Hosted on Acast. See acast.com/privacy for more information.

6 Maj 202524min

The mental health AI chatbot made for real life | Alison Darcy (Kelly Corrigan takeover)

The mental health AI chatbot made for real life | Alison Darcy (Kelly Corrigan takeover)

Who do you turn to when panic strikes in the middle of the night — and can AI help? Psychologist Alison Darcy shares the vision behind Woebot, a mental health chatbot designed to support people in tough moments, especially when no one else is around. In conversation with author and podcaster Kelly Corrigan, Darcy explores what we should expect and demand from ethically designed, psychological AIs.This is episode two of a seven-part series airing this week on TED Talks Daily, where author, podcaster and past TED speaker Kelly Corrigan — and her six TED2025 speakers — explore the question: In the world of artificial intelligence, what is a parent for?To hear more from Kelly Corrigan, listen to Kelly Corrigan Wonders wherever you get your podcasts, or at kellycorrigan.com/podcast. Hosted on Acast. See acast.com/privacy for more information.

5 Maj 202531min

What role will AI play in family life? | Kelly Corrigan’s TED Talks Daily takeover

What role will AI play in family life? | Kelly Corrigan’s TED Talks Daily takeover

Kelly Corrigan, host of the podcast Kelly Corrigan Wonders, is taking over TED Talks Daily for the week leading up to Mother’s Day! As a guest curator for TED 2025, Corrigan asks big questions about the role of parents in the growing age of AI, how AI will change family life, and if it should play a role in the first place. In this episode, she’ll guide you through conversations she had with technologists, community leaders, evolutionary anthropologists, and physicians on whether technology limits or broadens the scope of parent-child relationships – and what this means for humanity.This is episode one of a seven-part series airing this week on TED Talks Daily, where author, podcaster, and TED speaker Kelly Corrigan and six TED2025 speakers explore the question: in the world of artificial intelligence, what is a parent for? For more from Kelly Corrigan listen to Kelly Corrigan Wonders wherever you get your podcasts or at https://www.kellycorrigan.com/podcast. Hosted on Acast. See acast.com/privacy for more information.

4 Maj 202531min

The artist-driven innovation behind the films we love | Rob Bredow

The artist-driven innovation behind the films we love | Rob Bredow

Jedi master of visual effects Rob Bredow, known for his work at Industrial Light & Magic and Lucasfilm, takes us on a cinematic journey through the evolution of visual effects, with behind-the-scenes stories from the making of fan favorites like “Jurassic Park,” “Star Wars,” “Indiana Jones” and more. He shares how artist-driven innovation continues to blend old and new technology, offering hope that AI won’t replace creatives but instead will empower artists to create new, mind-blowing wonders for the big screen. Hosted on Acast. See acast.com/privacy for more information.

3 Maj 202514min

How art helped me grapple with grief | Navied Mahdavian

How art helped me grapple with grief | Navied Mahdavian

With just a few lines, cartoons can say so much with so little. In a moving talk, cartoonist Navied Mahdavian shares his process for distilling huge concepts into drawings on the page — and shows how his work helped him grieve the death of his beloved grandmother, flaws and all. Hosted on Acast. See acast.com/privacy for more information.

2 Maj 20258min

Beyond the Talk: Tristan Harris in conversation with TED Talks Daily

Beyond the Talk: Tristan Harris in conversation with TED Talks Daily

“AI is already demonstrating deceptive, self-preserving behaviors that we thought only existed in science-fiction movies,” says technology ethicist Tristan Harris. Following his talk at TED2025, Harris is in conversation with Elise Hu, host of TED Talks Daily, to explore an “adaptation crisis” — where laws and regulations lag behind the speed of technology. He warns against seeing all innovation as progress, advocating for technology that is aligned with preserving the social life of humans. Hosted on Acast. See acast.com/privacy for more information.

1 Maj 202522min

Why AI is our ultimate test and greatest invitation | Tristan Harris

Why AI is our ultimate test and greatest invitation | Tristan Harris

Technologist Tristan Harris has an urgent question: What if the way we’re deploying the world’s most powerful technology — artificial intelligence — isn’t inevitable, but a choice? In this eye-opening talk, he calls on us to learn from the mistakes of social media’s catastrophic rollout and confront the predictable dangers of reckless AI development, offering a “narrow path” where power is matched with responsibility, foresight and wisdom. Hosted on Acast. See acast.com/privacy for more information.

1 Maj 202516min

Where in the world is Trump taking us? | TED Explains the World with Ian Bremmer

Where in the world is Trump taking us? | TED Explains the World with Ian Bremmer

It’s been an eventful first 100 days for the second Trump administration, which has featured tariff turmoil, shifting foreign policy and the upheaval of prior geopolitical relationships. In this discussion, political scientist Ian Bremmer separates signal from noise in the biggest stories of the day, evaluating the global economy, US-China relations, the future of Ukraine and Europe, immigration and more. (This interview, hosted by TED’s Helen Walters, was recorded on April 29, 2025.) Hosted on Acast. See acast.com/privacy for more information.

30 Apr 202556min

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