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.

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.

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.

Artist Holly Herndon created an AI clone of her voice that can sing in any languages and in any tone. In her music, Holly shows how AI can enhance the power and artistry of the voice.

Dr. Scholl's foot powder, tin foil, dead rats—former CIA Chief of Disguise Jonna Mendez used them all to conceal agents and secret messages. She shares stories about getting creative undercover.

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.

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.

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.

Are we alone in the universe? This hour, we travel the cosmos with TED science curator David Biello in search of extraterrestrial life, uncovering how it may look and how we'll know we've found it.

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.

Jennifer Aaker and Naomi Bagdonas teach a class at Stanford's business school called 'Humor: Serious Business.' They say humor is vastly undervalued in business and is key to good leadership.

Can humor help us learn about the world? Science writer and comedian Kasha Patel thinks so. She applies the scientific method to stand-up comedy, and uses humor to teach science.

Ahead of her 1983 space flight, NASA suggested sending astronaut Sally Ride with 100 tampons for the week-long trip. (That's too many.) In 2020, comedian Marcia Belsky sang a song about it.

Artificial intelligence and people often struggle to seamlessly interact. Computer scientist Vinith Misra shares how computational humor could help bridge the gap between humans and their machines.

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.

Manufacturers intentionally make their products hard to fix. Right-to-repair advocate Gay Gordon-Byrne fights for laws to stop companies from monopolizing repairs and let people fix their own stuff.