Facebook profits from being frictionless, says Yaël Eisenstat. But without friction, misinformation can spread like wildfire. The solution, Yaël says, is to build more friction into social media.

Elan Gale knows a lot about romantic tension—he helps create it for today's most popular reality shows. He explores why we love watching drama on TV and shares advice for avoiding it in our own lives.

Decades ago, a civil war in Sierra Leone left thousands as amputees. Researcher and current Education Minister David Moinina Sengeh set out to help them with a more comfortable socket for prostheses.

Have you brushed your teeth today? Or gotten a shot recently? As tribologist Jennifer Vail explains, these mundane activities are among the many in our daily lives that are made possible by friction.

From hippie culture to the first personal computers, Stewart Brand has been key to some of the most groundbreaking movements of the last century. This hour, he reflects on his life and career.

Words like introvert and extrovert help us make sense of the world, but one label can't sum up a person. Susan Cain explores how we can embrace the nuances that give our lives meaning and beauty.

Hrishikesh Hirway always wanted to be a musician. When his dream didn't go as planned, he navigated complex feelings of success and failure — embracing opportunities that became unexpected gifts.

In Marvel's "America," Gabby Rivera wrote a superhero who's queer, Latina, and punches portals across dimensions. She shares why it's empowering to write characters that mirror her identity.

Getting pregnant as a track and field athlete was called the "kiss of death." After becoming pregnant, Olympian Allyson Felix fought to change that by reforming her former sponsor's maternity policy.

Fashion designer Gala Marija Vrbanic creates digital clothes that defy physics and outshine superheroes' wardrobes. Vrbanic says the future of AR and VR will change how we express our identities.

For decades, Rosanne Cash has soared through the ranks of music with her powerhouse poetic skills and wistful reflections on her past. This hour we explore Rosanne's life and legacy through her music.

Talking with kids about sex can be awkward - for children and parents. Comedian Julia Sweeney remembers having "The Talk" with her daughter, and how it went in some unexpected directions.

Insects experience the world very differently from humans--but they still have a lot to teach us. Behavioral ecologist Marlene Zuk explores what insects can teach us about sex and sexuality.

On a rooftop garden in the middle of Manhattan, honeybee colonies are flourishing. Biologist Noah-Wilson Rich explains how collecting data from honeybee hives can help ensure a healthy future for all.

Laying eggs may seem like a simple way to reproduce compared to human birth, but biologist Carin Bondar says bird moms are the micromanagers of the animal kingdom.

Musician Jacob Collier is known for his electrifying performances and thoughtful views on art and humanity. This hour, Jacob joins us for a conversation on the sparks that fuel his creative process.

Each year, one cow can belch 220 pounds of the greenhouse gas methane. Animal scientist Ermias Kebreab experimented with alternative cow diets and found a surprising solution: seaweed.

MLK Jr., Malcolm X and James Baldwin are household names, but what about their mothers? This hour, author Anna Malaika Tubbs explores how these three women shaped American history.

Sometimes, we tiptoe around people experiencing depression because we don't know what to say. Bill Bernat suggests that instead of waiting for them to feel better, we can meet them where they are.

What information is missing from our family narratives? For transracial adoptee Sara Jones, her Korean cultural roots were hidden until she sought answers on her own.