Fiona Geiran

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.

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.

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.

Organizational psychologist Tomas Chamorro-Premuzic says we often associate leadership with the wrong traits. That's why Patrice Gordon was so surprised by an unusual opportunity: to mentor her CEO.

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.

The largest predator in history was bigger than a T. Rex and longer than a school bus. And it swam. Paleontologist Nizar Ibrahim shares his quest to uncover the Spinosaurus.

We might think of activism as far from playful. That's not the case for "playtivist" Yana Buhrer Tavanier. Her incubator lab, Fine Acts, encourages whimsical solutions for social change.

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

Former GOP congressman Bob Inglis used to believe climate change wasn't real. But after a candid conversation with his children and a hard look at the evidence, he began to change his mind.

Anyone can have a big idea. But how do those big ideas come to fruition and grow? Director of the TED Fellows program Shoham Arad walks us through several speakers who turned a spark into a movement.