A skull with multi-colored mapping.

The Violence Paradox

Violence is all over the news. But some say we're living in the most peaceful time in history. Journey through time and the human mind to investigate whether-and how-violence has declined. And witness how people are working to stop violence today.

Get the free PBS App

Full Episodes

Upcoming Airdates

Wild Ways

From Yellowstone to the Yukon, to Southern Africa's elephant highways stretching across five nations, explore how newly established wildlife corridors may offer a glimmer of hope to some of our planet's most cherished — but endangered — species.

  • 2020-04-03T07:00:00-07:00
    KCET-HD

Cuba's Cancer Hope

When the U.S. trade embargo left Cuba isolated from medical resources, Cuban scientists developed their own biotech industry — and promising lung cancer vaccines. Can they now team up with U.S. partners to make the treatments available to all?

  • 2020-04-05T15:00:00-07:00
    KCET-HD
  • 2020-04-05T18:00:00-07:00
    KCET-HD

Inside Animal Minds: Bird Genius

What would it be like to go inside the mind of an animal? We have all gazed into a creature's eyes and wondered: what is it thinking about? What does it really know? Now, the revolutionary science of animal cognition is revealing hard evidence about how animals understand the world around them, uncovering their remarkable problem-solving abilities and exploring the complexity of their powers of communication and even their emotions. In this mini-series, NOVA explores these breakthroughs through three iconic creatures: dogs, birds and dolphins.

  • 2020-04-06T07:00:00-07:00
    KCET-HD

Inside Animal Minds: Dogs & Super Senses

What would it be like to go inside the mind of an animal? We have all gazed into a creature's eyes and wondered: what is it thinking about? What does it really know? Now, the revolutionary science of animal cognition is revealing hard evidence about how animals understand the world around them, uncovering their remarkable problem-solving abilities and exploring the complexity of their powers of communication and even their emotions. In this mini-series, NOVA explores these breakthroughs through three iconic creatures: dogs, birds and dolphins.

  • 2020-04-07T07:00:00-07:00
    KCET-HD

Inside Animal Minds: Who's The Smartest?

What would it be like to go inside the mind of an animal? We have all gazed into a creature's eyes and wondered: what is it thinking about? What does it really know? Now, the revolutionary science of animal cognition is revealing hard evidence about how animals understand the world around them, uncovering their remarkable problem-solving abilities and exploring the complexity of their powers of communication and even their emotions. In this mini-series, NOVA explores these breakthroughs through three iconic creatures: dogs, birds and dolphins.

  • 2020-04-08T07:00:00-07:00
    KCET-HD

Mysteries of Sleep

From fruit flies to whales, virtually every animal sleeps. But why? Why do we need to spend nearly a third of our lives in such a vulnerable, defenseless state? Scientists are peering more deeply into the sleeping brain than ever before, discovering just how powerful sleep can be, playing a role in everything from memory retention and emotional regulation to removing waste from our brains. So why are we getting so little of it?

  • 2020-04-09T07:00:00-07:00
    KCET-HD

The Truth About Fat

Scientists are coming to understand fat as a system akin to an organ -- one whose size may have more to do with biological processes than personal choices. Explore the mysteries of fat and its role in hormone production, hunger and even pregnancy.

  • 2020-04-10T07:00:00-07:00
    KCET-HD
  • 2020-04-12T15:00:00-07:00
    KCET-HD
  • 2020-04-12T18:00:00-07:00
    KCET-HD
  • 2020-04-13T07:00:00-07:00
    KCET-HD