TED Radio Hour

We've got a special episode for you today from our friends at Short Wave. We all think about the Big Bang as the moment when our universe—everything in existence—began right? Turns out, it's not quite that simple. Today when scientists talk about the Big Bang, they mean a period of time, closer to an era rather than a specific moment.Short Wave host Regina Barber talks with two cosmologists about the cosmic microwave background, its implications for the universe's origins and the discovery that started it all.This episode is part of Short Wave's Space Camp series; you can find more here: https://www.npr.org/series/g-s1-3299/short-wave-space-campLearn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

Everything is not what it seems. We can easily disguise ourselves in both the digital and physical world. This hour, TED speakers explore the ways we go incognito... from espionage to virtual reality. Guests include former CIA Chief of Disguise Jonna Mendez, artist Holly Herndon, anthropologist Mary L. Gray and digital fashion designer Gala Marija Vrbanic. Original broadcast date: August 26, 2022. TED Radio Hour+ subscribers now get access to bonus episodes, with more ideas from TED speakers and a behind the scenes look with our producers. A Plus subscription also lets you listen to regular episodes (like this one!) without sponsors. Sign-up at: plus.npr.org/tedLearn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

Early adopters are flocking to AI bots for therapy, friendship, even love. How will these relationships impact us? MIT sociologist Sherry Turkle delves into her new research on "artificial intimacy." Later in the episode, host Manoush Zomorodi speaks with Somnium Space founder Artur Sychov. Note: A few weeks ago, we talked to Sherry Turkle in a Body Electric episode called "If a bot relationship FEELS real, should we care that it's not?" Today's episode is an even deeper dive into that conversation with Sherry. We hope you enjoy it! TED Radio Hour+ subscribers now get access to bonus episodes, with more ideas from TED speakers and a behind the scenes look with our producers. A Plus subscription also lets you listen to regular episodes (like this one!) without sponsors. Sign-up at: plus.npr.org/tedLearn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

True crime mysteries can be dark and thrilling. But what if humans can't crack the case? What if the suspect ... isn't human? This hour, TED Radio Hour investigates crimes with a wild twist. Guests include forensic scientist Lauren Pharr Parks, author Mary Roach, dog trainer and conservationist Megan Parker, wildlife intelligence analyst Sarah Stoner. Original broadcast date: October 21, 2022.TED Radio Hour+ subscribers now get access to bonus episodes, with more ideas from TED speakers and a behind the scenes look with our producers. A Plus subscription also lets you listen to regular episodes (like this one!) without sponsors. Sign-up at: plus.npr.org/ted. Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

The thrill of victory; the agony of defeat. Sports cliches are everywhere. But what does it actually take to think like a winner? This hour, TED speakers explore the psychology of winning and losing. Guests include former professional soccer player Abby Wambach, cognitive scientist Sian Leah Beilock, journalist Kate Fagan and art historian Sarah Lewis. TED Radio Hour+ subscribers now get access to bonus episodes, with more ideas from TED speakers and a behind the scenes look with our producers. A Plus subscription also lets you listen to regular episodes (like this one!) without sponsors. Sign-up at: plus.npr.org/tedLearn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

When problems arise, it's tempting to wait for someone else to address it. But sometimes, the only person who can fix it... is you. This hour, TED speakers share ideas on how to do it yourself. Guests include physicist and engineer Kate Stone, humanitarian programmer Tiffani Ashley Bell, builder and youth educator Emily Pilloton-Lam and videographer Jack Corbett. Original broadcast date: May 5, 2023.TED Radio Hour+ subscribers now get access to bonus episodes, with more ideas from TED speakers and a behind the scenes look with our producers. A Plus subscription also lets you listen to regular episodes (like this one!) without sponsors. Sign-up at: plus.npr.org/tedLearn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

Thanks to advances in AI, chatbots can act as personalized therapists, companions, and romantic partners. The apps offering these services have been downloaded millions of times. If these relationships relieve stress and make us feel better, does it matter that they're not "real"?On this episode from our special series Body Electric, host Manoush Zomorodi talks to MIT sociologist and psychologist Sherry Turkle about her new research into what she calls "artificial intimacy," and its impact on our mental and physical health.Binge the whole Body Electric series here.Sign up for the Body Electric Challenge and our newsletter here.Talk to us on Instagram @ManoushZ, or record a voice memo and email it to us at BodyElectric@npr.org.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

From the farm, to the lab, to our tables, what we eat and how it's grown is changing. Agriculture contributes to global warming—and is being transformed by it. Today, a bite into the future of food. Guests include chef and policy advisor Sam Kass, farmers Jim Whitaker and Jessica Whitaker Allen, biotechnologist Isha Datar and artist Sam Van Aken. TED Radio Hour+ subscribers now get access to bonus episodes, with more ideas from TED speakers and a behind the scenes look with our producers. A Plus subscription also lets you listen to regular episodes (like this one!) without sponsors. Sign-up at: plus.npr.org/tedLearn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

Lots left vacant, offices full of equipment but devoid of people, entire villages literally left to the wolves--this hour, TED speakers share stories about bringing new life to abandoned places. Guests include evolutionary biologist Shane Campbell-Staton, entrepreneur Garry Cooper, urban renewal expert Anika Goss, and conservationist Alysa McCall.Original broadcast date: September 8, 2023. TED Radio Hour+ subscribers now get access to bonus episodes, with more ideas from TED speakers and a behind the scenes look with our producers. A Plus subscription also lets you listen to regular episodes (like this one!) without sponsors. Sign-up at: plus.npr.org/tedLearn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

Boomers, Gen X, Millennials, Gen Z seem to be more divided than ever. But why are tensions running high now? This hour, TED speakers explore new reasons for this generation gap—and how to bridge it. Guests include professor and author Scott Galloway, social entrepreneur Louise Mabulo, advocate Derenda Schubert and writer Anne Helen Petersen. TED Radio Hour+ subscribers now get access to bonus episodes, with more ideas from TED speakers and a behind the scenes look with our producers. A Plus subscription also lets you listen to regular episodes (like this one!) without sponsors. Sign-up at plus.npr.org/tedLearn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

For centuries, humans have relied on the oceans for resources and food... but even the deepest sea has its limits. This hour, TED speakers discuss how we can save our seas to save our planet. Guests include marine biologists Asha de Vos, Ayana Elizabeth Johnson, and Alasdair Harris, and oceanographer Sylvia Earle. Original broadcast date: June 25, 2021.TED Radio Hour+ subscribers now get access to bonus episodes, with more ideas from TED speakers and a behind the scenes look with our producers. A Plus subscription also lets you listen to regular episodes (like this one!) without sponsors. Sign-up at plus.npr.org/ted.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

Do you have "screen apnea"? Our special series Body Electric continues with former Microsoft executive Linda Stone who coined the term. Around 2007, Linda noticed she had an unhealthy habit while answering emails: she held her breath. On this episode, she tells host Manoush Zomorodi how she tested her friends and colleagues for "screen apnea" and what she's done since.Then, Manoush talks to the bestselling author of Breath, science writer James Nestor, who explains how shallow breathing impacts our physical and mental health. He takes us through a simple exercise to 'reset' our breath and relieve screen time stress.Binge the whole Body Electric series here.Sign up for the Body Electric Challenge and our newsletter here.Talk to us on Instagram @ManoushZ, or record a voice memo and email it to us at BodyElectric@npr.org.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

Thirty years into the opioid crisis, we still struggle to find other options for pain relief. This hour, TED speakers explain new understandings of how the brain interprets pain and new ideas to cope. Guests include equestrian Kat Naud, physician and researcher Amy Baxter and opioid reform advocate Cammie Wolf Rice. TED Radio Hour+ subscribers now get access to bonus episodes, with more ideas from TED speakers and a behind the scenes look with our producers. A Plus subscription also lets you listen to regular episodes (like this one!) without sponsors. Sign-up at plus.npr.org/ted.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

Oceans cover nearly 75% of the Earth. While they seem vast and frightening, they're also enchanting and whimsical. This hour, TED speakers dive into stories of connection — and even love — in the sea. Guests include adventurer Catherine Mohr, marine biologists Marah Hardt and Ayana Elizabeth Johnson and venom scientist Mandë Holford. Original broadcast date: June 11, 2021TED Radio Hour+ subscribers now get access to bonus episodes, with more ideas from TED speakers and a behind the scenes look with our producers. A Plus subscription also lets you listen to regular episodes (like this one!) without sponsors. Sign-up at plus.npr.org/ted.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

Our special series, Body Electric, is back! This time, host Manoush Zomorodi does a deep dive into our headphone habits... because many of us wear them for hours at a time, and all that listening is taking a toll on our hearing.Manoush speaks with exposure scientist Rick Neitzel, who has partnered with Apple on a first-of-its-kind study to find how our daily listening patterns are affecting our hearing. Neitzel offers advice on safe listening habits that can help protect our ears in the long term.Later, Manoush takes us into the future of "consumer hearables" and how tech companies want us to never — ever— take our earbuds out.Interested in joining the Apple Hearing Study? Sign up here.Binge the whole Body Electric series here. Sign up for the Body Electric Challenge and our newsletter here.Talk to us on Instagram @ManoushZ, or record a voice memo and email it to us at BodyElectric@npr.org.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

Words are never just words. They carry context and controversy; they can signal identity or sow discord. This week, TED speakers explore the history and politics of our ever-evolving language. Guests include linguists Anne Curzan and John McWhorter, social psychologist Dannagal Young and writer Mark Forsyth. TED Radio Hour+ subscribers now get access to bonus episodes, with more ideas from TED speakers and a behind the scenes look with our producers. A Plus subscription also lets you listen to regular episodes (like this one!) without sponsors. Sign-up at: plus.npr.org/tedLearn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

"Reduce, reuse, recycle." We've heard that for decades - but does it work? This hour, TED speakers reimagine the well-known slogan and reconsider how we think about what we consume and throw away. Guests include right-to-repair advocate Gay Gordon-Byrne, materials scientist Andrew Dent, technologist Jamie Beard and animal scientist Ermias Kebreab. Original broadcast date: May 20, 2022TED Radio Hour+ subscribers now get access to bonus episodes, with more ideas from TED speakers and a behind the scenes look with our producers. A Plus subscription also lets you listen to regular episodes (like this one!) without sponsors. Sign-up at plus.npr.org/ted.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

AI, EVs, and satellites are tackling the climate crisis. But they have environmental downsides. This hour, TED speakers explain how to use these tools without making global warming worse. Guests include AI researchers Sasha Luccioni and Sims Witherspoon, climate researcher Elsa Dominish and astrodynamicist Moriba Jah. TED Radio Hour+ subscribers now get access to bonus episodes, with more ideas from TED speakers and a behind the scenes look with our producers. A Plus subscription also lets you listen to regular episodes (like this one!) without sponsors. Sign-up at plus.npr.org/ted.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

Original broadcast date: Friday, December 3, 2021. Admitting we're wrong is painful — even seen as a sign of weakness. But what if we take a more flexible approach? This hour: how rethinking ideas can be good for our brains and our relationships. Guests include former GOP congressman Bob Inglis, organizational psychologist Adam Grant, and civil rights activist Loretta J. Ross.TED Radio Hour+ subscribers now get access to bonus episodes, with more ideas from TED speakers and a behind the scenes look with our producers. A Plus subscription also lets you listen to regular episodes (like this one!) without sponsors. Sign-up at plus.npr.org/ted.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

Original broadcast date: July 23, 2021. How can we create public places that feel welcoming and safe for everyone? This hour, TED speakers examine our physical and digital spaces—how they run, who they serve, and how to make them better. Guests include community organizer Shari Davis, researcher Eli Pariser, Wikipedia Library founder Jake Orlowitz, Wikipedia co-founder Jimmy Wales, and artist Matthew Mazzotta.TED Radio Hour+ subscribers now get access to bonus episodes, with more ideas from TED speakers and a behind the scenes look with our producers. A Plus subscription also lets you listen to regular episodes (like this one!) without sponsors. Sign-up at plus.npr.org/ted.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy