How do our connections define the world around us? iStockphoto hide caption

toggle caption
iStockphoto
How do our connections define the world around us?

How do our connections define the world around us?

iStockphoto

Networks

Networks surround and sustain us, in nature, in our bodies, in relationships, in the digital world. This hour, TED speakers explore how we rely on networks and how we have the power to shape them.

Trees can't talk — or can they? Ecologist Suzanne Simard says tree communicate with each other in a unique way. Courtesy Suzanne Simard hide caption

toggle caption
Courtesy Suzanne Simard

How Do Trees Collaborate?

  • Download
  • <iframe src="https://www.npr.org/player/embed/509350471/509493674" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Are there ways to make traffic better in our cities? Video still courtesy TED hide caption

toggle caption
Video still courtesy TED

Can We Improve Our Transportation Network Using...Biology?

  • Download
  • <iframe src="https://www.npr.org/player/embed/509353176/509494622" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Computer scientist Avi Rubin speaking at TEDxMidAtlantic. Chris Suspect/TED hide caption

toggle caption
Chris Suspect/TED

What Happens When Hackers Hijack Our Smart Devices?

  • Download
  • <iframe src="https://www.npr.org/player/embed/509355546/509494876" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Anthropologist Robin Dunbar says our social networks are limited to about 150 connections. Courtesy of Robin Dunbar hide caption

toggle caption
Courtesy of Robin Dunbar

Is There A Limit To How Many Friends We Can Have?

  • Download
  • <iframe src="https://www.npr.org/player/embed/509358157/509495035" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Previous Shows

The Hero's Journey

From the Odyssey, to Robinson Crusoe, to Star Wars — why are we drawn to stories about heroes? And what do they tell us about ourselves? This hour, TED speakers explore what makes a hero's journey.

Why are we drawn to stories about heroic journeys? According to mythologist Joseph Campbell, it's personal: "[The journey] is a fundamental experience that everyone has to undergo." Stocksy hide caption

toggle caption
Stocksy

Simply Happy

In this hour, finding happiness may be simpler than you think.

Is the path to happiness simpler than we realize? iStock hide caption

toggle caption
iStock

Believers And Doubters

In this hour, TED speakers offer perspectives on belief from all ends of the spectrum, from atheists to the devout.

What does it mean to believe? flcarcavallo/Thinkstock hide caption

toggle caption
flcarcavallo/Thinkstock

Reconciliation

In a world that seems more divided than ever, how do we begin to find middle ground? This episode, TED speakers on how to look past anger, fear, and even violence to reconcile our differences.

How do we come together, even when it feels impossible? iStockphoto hide caption

toggle caption
iStockphoto

Just A Little Nicer

Compassion is a universal virtue, but is it innate or taught? Have we lost touch with it? Can we be better at it? In this hour, TED speakers explore compassion: its roots, its meaning and its future.

"I don't think compassion is an option for us. It's essential for the survival of our species" — Karen Armstrong iStockphoto hide caption

toggle caption
iStockphoto