From our favorite songs to our own voices, we're surrounded by sound all day. But how does all this noise affect our emotions and behavior? This hour, TED speakers explore how sound shapes our lives. Guests include musician and professor of songwriting Scarlet Keys, AI CEO Pierre Barreau, voice expert Rebecca Kleinberger and musician Snow Raven. 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

To move forward, the United States must confront its history of racial inequality. This hour, three perspectives on looking to the past to build a better future for Black Americans. Guests include author Joseph McGill Jr., Code Switch co-host B.A. Parker and opinion columnist Charles Blow. Original broadcast date: February 23, 2024.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

Finding "the one" can seem like life's ultimate goal—but should it be? This hour, TED speakers expand the definition of life partnership, whether it's with a friend, a spouse, a pet, or no one at all. Guest include journalist Rhaina Cohen, marriage and family therapist Stephanie Yates-Anyabwile, social psychologist Bella DePaulo and photographer Elias Weiss Friedman of "The Dogist."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: February 24, 2023. You don't need to be big and boisterous to pack a punch. This hour, TED speakers explore the surprising strength of all things minuscule and fleeting. Guests include microbiologist Anne Madden, cognitive scientist Lera Boroditsky, former educator YeYoon Kim and former industrial engineer and Zen Buddhist monk Bart Weetjens.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

From creating "synthetic" memories to reviving ruined monuments, tech no longer simply stores the past—it can enhance it. This hour, we explore new ways to capture, share and even recreate our past. Guests include technologist Pau Aleikum Garcia, cartoonist Amy Kurzweil and digital archaeologist Chance Coughenour. 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

We're entering a new era of brain monitoring and enhancement, but what are the ethical implications? This hour, TED speakers explore the potential and pitfalls of merging our minds with machines. Guests include legal scholar and AI ethicist Nita Farahany, neurotechnologist and entrepreneur Conor Russomanno, neuroscientist and physician Sergiu Pașca and sous chef Kate Faulkner. Original broadcast date: January 26, 2024.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

In unpredictable times, how can we stay calm, grounded, and on course? This hour, TED speakers lead us through uncertainty. Guests include former medical clown Matt Wilson, psychologist Jamil Zaki, writer and filmmaker Hrund Gunnsteinsdóttir and human rights activist Yifat Susskind.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 millennia, humans have created artifacts of their lives — from art, to books, to music. This hour, we explore ideas about capturing the ephemeral human experience for future generations to find. Guests include paleoanthropologist Genevieve von Petzinger, museum curator Ariana Curtis, music curator Alexis Charpentier and artist Katie Paterson.Original broadcast date: November 4, 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

We often view paradise as a place of safety, beauty, tranquility. It's an ideal we long for, but one we can rarely find. This hour, TED speakers search for utopia and come to terms with reality. Guests include wildfire expert George Whitesides, author Pico Iyer, physicist Ramón Méndez Galain, and tech entrepreneur Ramona Pierson. We also hear from two residents of Paradise, California, Richard and Zetta Gore. Original broadcast date: November 10, 2023TED 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

Writing can help you process thoughts, preserve memories, chronicle the stories of you and your loved ones. But that's only if you can get past the blank page. In this bonus episode, best-selling memoirist Kelly Corrigan offers advice for putting pen to paper. Corrigan has written four New York Times-bestselling books about her life and family in the last decade, including Tell Me More and The Middle Place. She was featured in the episode, "A guide to being brave in relationships." To get access to more bonus episodes like this one, sign up for TED Radio Hour+. When you do, all your episodes also become sponsor-free. That's because you are directly supporting our work at NPR. Learn more at plus.npr.org/ted Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

To understand AI, you need to hear Mustafa Suleyman's story. From youth hotline founder to DeepMind creator and Microsoft AI chief, his journey explains AI's evolution and his plans for its future.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.Correction: This story incorrectly states that DeepMind was one of the first AI companies. DeepMind was not one of the first AI companies, it was one of the first AGI—artificial general intelligence—companies.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

A new year is a fresh opportunity to take control of our time, but a lot of hacks don't actually help us prioritize and focus. In this special bonus episode, time management expert Laura Vanderkam shares her best strategies for making decisions with more intention—so you have time for the things that truly matter. Laura Vanderkam was featured in the episode "Flip the Script." To get access to more bonus episodes like this one and hear the show sponsor-free, sign up for TED Radio Hour+. That's because you are directly supporting our work at NPR. Learn more at plus.npr.org/ted Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

Why do our favorite songs evoke such strong emotions? Songwriter Scarlet Keys teaches the many methods musicians use to boost a listener's mood—or break their heart.

Pierre Barreau built an AI that can write symphonies and soundtracks, but he says he's not trying to replace musicians. Instead, he hopes musicians will use these tools to expand their artistry.

Why do we react harshly when we listen to recordings of ourselves? Voice expert Rebecca Kleinberger explains the mechanics of how we hear our own voice—and why that elicits mixed feelings.

Every species has its unique vocalizations. Indigenous Siberian musician Snow Raven recreates the intricate sounds of reindeer, owls, wolves and more in this mesmerizing performance.

Refugees or disaster victims often flee their homes, leaving behind all traces of their family history. Technologist Pau Aleikum Garcia uses AI to create dreamlike visuals of their memories.

Amy Kurzweil never met her grandfather Fred. But with the help of AI and an extensive archive of Fred's writings, she was able to "speak" with him in the form of a chatbot... decades after his death.

When relics and landmarks are damaged in war or natural disasters, they're lost forever. Or are they? Google's Chance Coughenour explains how the latest tech can preserve and share that history.

Activist Yifat Susskind's organization, MADRE, is rooted in the idea that in uncertain times, we should 'think like a mother.' To her, this means being determined to ease the suffering of others.

Cynicism is tempting in uncertain times. But Stanford psychologist Jamil Zaki says cynicism makes us more lonely, less trusting and less healthy. He suggests opting for "hopeful skepticism" instead.

Mustafa Suleyman has played a pivotal role in the evolution of AI, as co-founder of DeepMind and now as CEO of Microsoft AI. This hour, he reflects on his career and shares his vision for the future.