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Are Cats As Easy to Train as Dogs?

Using a training method called "operant conditioning," or clicker training, this traveling troupe of cats have learned an impressive array of tricks.
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Clip Season 47 Episode 3 Length 02:19 Premiere: 02/19/20

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Specials

Season 47 Episodes

Cat Tales
S47 E3 Length 53:21 Premiere Date 02/19/20

Polar Extremes
S47 E1 Length 1:52:46 Premiere Date 02/05/20

The Joys and Challenges of Birding While Black
Clip Length 03:54 Premiere Date 09/03/20

Losing a Loved One to Early Onset Alzheimer's
Clip Length 04:53 Premiere Date 09/02/20

How Communities Can Adapt to Climate Change
Clip Length 03:59 Premiere Date 06/29/20

Can Geoengineering “Undo” Climate Change?
Clip Length 04:41 Premiere Date 06/24/20

Cutting our Greenhouse Gas Emissions to Zero
Clip Length 04:52 Premiere Date 06/19/20

Three Solutions That Can Slow or Stop Climate Change
Clip Length 04:21 Premiere Date 06/04/20

What is it Like to Live in Antarctica?
Clip Length 09:41 Premiere Date 02/26/20

Cat Tales Preview
Preview Length 00:28 Premiere Date 02/19/20

Are Cats More Expressive Than We Think?
Clip Length 02:51 Premiere Date 02/19/20

Are Cats As Easy to Train as Dogs?
Clip Length 02:19 Premiere Date 02/19/20

Why is this Antarctic Glacier “Bleeding?”
Clip Length 10:00 Premiere Date 02/11/20

How Antarctica’s Cutest Baby Seals Grow Up
Clip Length 10:50 Premiere Date 02/05/20

Antarctica: Journey to the Bottom of the Earth
Clip Length 14:11 Premiere Date 01/29/20

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Evolution: On the Run - S53 E17

An evolutionary ride from early aquatic ancestors to highly optimized runners like the horse.

  • Sunday November 15, 2026 7:00 pm ET on KET2
  • Sunday November 15, 2026 6:00 pm CT on KET2
  • Tuesday November 17, 2026 1:00 am ET on KET2
  • Tuesday November 17, 2026 12:00 am CT on KET2

NOVA Universe Revealed: Age of Stars - S48 E15

Premiered On: 10/27/2021

The Hubble Space Telescope and a heat-resistant solar probe reveal new clues about the sun's 5-billion-year history.

  • Monday November 16, 2026 5:00 pm ET on KET
  • Monday November 16, 2026 4:00 pm CT on KET

NOVA Universe Revealed: Milky Way - S48 E16

Premiered On: 11/03/2021

Explore the history of the Milky Way, including what shaped this spiral of stars, gas and dust and what its destiny will be.

  • Tuesday November 17, 2026 5:00 pm ET on KET
  • Tuesday November 17, 2026 4:00 pm CT on KET

NOVA Universe Revealed: Alien Worlds - S48 E17

Premiered On: 11/10/2021

New science and discoveries made possible by ultra-sensitive telescopes and detective work transform alien planet-hunting from science fiction into fact.

  • Wednesday November 18, 2026 5:00 pm ET on KET
  • Wednesday November 18, 2026 4:00 pm CT on KET

NOVA Universe Revealed: Black Holes - S48 E18

Premiered On: 11/17/2021

A new generation of high-powered telescopes brings black holes to light. Animation reveals what happens when objects stray too close to a black hole's point of no return.

  • Thursday November 19, 2026 5:00 pm ET on KET
  • Thursday November 19, 2026 4:00 pm CT on KET

NOVA Universe Revealed: Big Bang - S48 E19

Premiered On: 11/24/2021

Nova probes the mystery of the Big Bang with stunning animation based on space telescope images.

  • Friday November 20, 2026 5:00 pm ET on KET
  • Friday November 20, 2026 4:00 pm CT on KET

Secrets in Your Data - S51 E7

Alok Patel takes a look at what happens to the personal data shared on social media and efforts to maximize benefits without compromising personal privacy.

  • Sunday November 22, 2026 7:00 pm ET on KET2
  • Sunday November 22, 2026 6:00 pm CT on KET2
  • Tuesday November 24, 2026 1:00 am ET on KET2
  • Tuesday November 24, 2026 12:00 am CT on KET2

Decoding da Vinci - S46 E21

Premiered On: 11/13/2019

Discover how Leonardo da Vinci used science, from human dissections to innovative painting techniques, to create his legendary artwork. Learn why Mona Lisa's smile is so captivating - and what it took to create it.

  • Wednesday November 25, 2026 9:00 pm ET on KET
  • Wednesday November 25, 2026 8:00 pm CT on KET
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The Planets: Saturn - S46 E15

Premiered On: 08/07/2019

NASA's Cassini probe explores Saturn's icy rings and moons, capturing ring-moon interactions and revealing ingredients for life on the moon Enceladus.

  • Thursday December 3, 2026 4:30 pm ET on KET
  • Thursday December 3, 2026 3:30 pm CT on KET

Can Dogs Talk? - S53 E3

Scientists conduct the largest animal communication study in history to see if innovative word buttons truly enable dogs to talk.

  • Wednesday December 9, 2026 9:00 pm ET on KET
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Evolution: On the Run - S53 E17

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Evolution: The Mating Game - S53 E16

  • Tuesday November 10, 2026 1:00 am ET on KET2
  • Tuesday November 10, 2026 12:00 am CT on KET2
  • Sunday November 8, 2026 7:00 pm ET on KET2
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  • Wednesday November 4, 2026 8:00 pm CT on KET

Evolution: Body Builders - S53 E15

  • Wednesday November 4, 2026 8:00 am ET on KETWORLD
  • Wednesday November 4, 2026 7:00 am CT on KETWORLD
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  • Thursday October 29, 2026 4:00 pm CT on KET
  • Wednesday October 28, 2026 9:00 pm ET on KET
  • Wednesday October 28, 2026 8:00 pm CT on KET

Evolution: Need to Feed - S53 E14

  • Wednesday October 28, 2026 8:00 am ET on KETWORLD
  • Wednesday October 28, 2026 7:00 am CT on KETWORLD
  • Wednesday October 28, 2026 12:00 am ET on KETWORLD
  • Tuesday October 27, 2026 11:00 pm CT on KETWORLD
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Evolution: Brain Power - S53 E13

  • Wednesday October 21, 2026 8:00 am ET on KETWORLD
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Space Wars - S53 E12

  • Wednesday October 14, 2026 8:00 am ET on KETWORLD
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