TED Radio Hour

Original broadcast date: September 3, 2021. Food is one of life's greatest pleasures, yet many of our food systems are flawed. This hour, TED speakers look to the past to reconnect with what we eat, and the present to reimagine our food future. Guests include forager Alexis Nikole Nelson, chef Sean Sherman, social entrepreneur Jasmine Crowe, and environmental journalist Amanda Little.

In the last century, human life expectancy has doubled. This hour, we talk with writer Steven Johnson on the many breakthroughs that made this possible — and where we go from here.

Original broadcast date: October 30, 2020. False information on the internet makes it harder and harder to know what's true, and the consequences have been devastating. This hour, TED speakers explore ideas around technology and deception. Guests include law professor Danielle Citron, journalist Andrew Marantz, and computer scientist Joy Buolamwini.

From our planet's underwater caves to its ancient soils, there are entire worlds right beneath our feet. This hour, we explore the subterranean forces that shape our lives above the ground. Guests include cave diver Jill Heinerth, death care advocate Katrina Spade, soil scientist Asmeret Asefaw Berhe, and paleontologist Nizar Ibrahim.

Original broadcast date: April 30, 2021. Migration is a part of everyone's history. This hour, TED speakers explore ideas about places we call home — and how these experiences continue to reshape our culture, countries, and species. Guests include bioarchaeologist Carolyn Freiwald, journalist Isabel Wilkerson, comedian Maeve Higgins, and ecologist Sonia Altizer.

Original broadcast date: September 17, 2021. Jason Reynolds is an award-winning author and National Ambassador for Young People's Literature. This hour, Jason speaks with Manoush about reaching kids through stories that let them feel understood.

Rest is so much more than just a good night's sleep. From human hibernation to ASMR to the science of dreams, we explore how to nourish our minds and bodies with different forms of rest. Guests include physiologist Craig Richard, psychologist Dylan Selterman, hibernation researcher Matteo Cerri, and journalist Celeste Headlee.

As kids, play comes naturally. But over time, it gets replaced with work. This hour, TED speakers explore how to reconnect with play—to spark creativity, combat despair, and find our way in the world. Guests include musician Jacob Collier, human rights activist Yana Buhrer Tavanier, and web developer Stuart Duncan.

The past few years have shaken the fundamental ways we live. It's... disorienting. But it's also an opportunity to reexamine how we spend our time. Over the next three episodes, TED speakers will investigate evolving notions of what it means to pay our bills, feel joy in play, and rest our minds and bodies. This hour: Work. Guests include labor organizer Jess Kutch, social entrepreneur Irma Olguin, and tech reporter Kevin Roose.

Original broadcast date: November 15, 2020. Cities are never static; they can transform in months, years, or centuries. This hour, TED speakers explore how today's cities are informed by the past, and how they'll need to evolve for the future. Guests include archaeologist Alyssa Loorya, architects Marwa Al-Sabouni and Rahul Mehrotra, and landscape architect Kotchakorn Voraakhom.

Fiction can serve as a window into multiple realities—to imagine different futures or understand our own past. This hour, author and TED speaker Dave Eggers talks technology, education, and the healing power of writing.

Original broadcast date: Friday, March 19, 2021. Our senses can only take us so far in understanding the world. But with the right tools, we can dig deeper. This hour, TED speakers take us through the looking glass, where we explore new frontiers. Guests include astrophysicist Emily Levesque, wildlife filmmaker Ariel Waldman, psychedelic-assisted psychotherapist Rick Doblin, and science fiction author Charlie Jane Anders.

New innovations in gene and stem cell technology have the power to shape ecosystems and even change humanity. This hour, TED speakers share the breakthroughs heralding the next scientific revolution. Guests include biochemist Jennifer Doudna, physicist and biotech entrepreneur Nabiha Saklayen, and conservation innovator and biotech entrepreneur Ryan Phelan.

Original broadcast date: June 25, 2021. 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.

As part of our series about oceans, we're featuring a special bonus episode from our friends at Gimlet's How to Save a Planet. Hosts Alex Blumberg and Ayana Elizabeth Johnson explore how seaweed and giant kelp can help us address climate change and how fisherman Bren Smith has become kelp's unlikely evangelist. Listen to more episodes of How to Save a Planet on Spotify, including part II of Bren Smith's story. Follow How to Save a Planet and host Alex Blumberg and Ayana Elizabeth Johnson on Twitter. (Warning: This episode contains some explicit language).

Original broadcast date: June 11, 2021. 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.

This hour, futurist Amy Webb guides us through innovations that give a glimpse into the future of transportation, wellness, tech, commerce, and travel ... and the impacts they'll have on our lives.

Original broadcast date: May 13, 2021. Art not only spreads joy, but also inspires us to think deeply about the world around us. This hour, TED speakers explore how dance, poetry, and film can shift beliefs and empower creative expression. Guests include choreographer Camille A. Brown, director Jon M. Chu, and poets Amanda Gorman and Lee Mokobe.

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.

Original broadcast date: July 10, 2020. What makes a true apology? What does it mean to make amends for past mistakes? This hour, TED speakers explore how repairing the wrongs of the past is the first step toward healing for the future. Guests include historian Brent Leggs, law professor Martha Minow, librarian Dawn Wacek, and playwright V (formerly Eve Ensler).