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Nature's Fear Factor

Can bringing predators—and fear—back into an ecosystem help restore its natural balance?
Season 47 Episode 9 Length 53:21 Premiere: 10/14/20

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Connections host Renee Shaw smiling in a gray suit along with the show logo and a "Check Schedule" button.Connections host Renee Shaw smiling in a gray suit along with the show logo and a "Check Schedule" button.

Season 47 Episodes

Beyond the Elements: Life

S47 E19 Length 53:17 Premiere Date 02/17/21

Beyond the Elements: Indestructible

S47 E18 Length 53:17 Premiere Date 02/10/21

Beyond the Elements: Reactions

S47 E17 Length 53:17 Premiere Date 02/03/21

Can We Cool the Planet?

S47 E16 Length 53:31 Premiere Date 10/28/20

Touching the Asteroid

S47 E15 Length 53:32 Premiere Date 10/21/20

A to Z: How Writing Changed the World

S47 E14 Length 53:32 Premiere Date 09/30/20

A to Z: The First Alphabet

S47 E13 Length 54:02 Premiere Date 09/23/20

Secret Mind of Slime

S47 E12 Length 53:17 Premiere Date 09/16/20

Human Nature

S47 E11 Length 1:33:41 Premiere Date 09/09/20

Decoding COVID-19

S47 E10 Length 53:38 Premiere Date 05/13/20

Nature's Fear Factor

S47 E9 Length 53:21 Premiere Date 10/14/20

Saving Notre Dame

S47 E8 Length 53:52 Premiere Date 11/25/20

Eagle Power

S47 E7 Length 53:22 Premiere Date 05/20/20

The Truth About Fat

S47 E6 Length 53:33 Premiere Date 04/08/20

Cuba's Cancer Hope

S47 E5 Length 53:09 Premiere Date 04/01/20

Mysteries of Sleep

S47 E4 Length 53:26 Premiere Date 02/26/20

Cat Tales

S47 E3 Length 53:40 Premiere Date 02/19/20

Dog Tales

S47 E2 Length 54:11 Premiere Date 02/12/20

Polar Extremes

S47 E1 Length 1:52:42 Premiere Date 02/05/20

Nature's Fear Factor Preview

Preview Length 00:27 Premiere Date 10/14/20

Meet Gorongosa National Park’s Head Veterinarian

Clip Length 08:18 Premiere Date 10/14/20

Lions Return to Mozambique's Gorongosa National Park

Clip Length 06:00 Premiere Date 10/14/20

The Anatomy of an African Wild Dog Hunt

Clip Length 06:50 Premiere Date 10/14/20

The Anatomy of an African Wild Dog Hunt

Clip Length 06:50 Premiere Date 10/14/20

Antarctica: Journey to the Bottom of the Earth

Clip Length 14:11 Premiere Date 01/29/20

How Antarctica’s Cutest Baby Seals Grow Up

Clip Length 10:50 Premiere Date 02/05/20

Why is this Antarctic Glacier “Bleeding?”

Clip Length 10:00 Premiere Date 02/11/20

What is it Like to Live in Antarctica?

Clip Length 09:41 Premiere Date 02/26/20

Three Solutions That Can Slow or Stop Climate Change

Clip Length 04:21 Premiere Date 06/04/20

Cutting our Greenhouse Gas Emissions to Zero

Clip Length 04:52 Premiere Date 06/19/20

Can Geoengineering “Undo” Climate Change?

Clip Length 04:41 Premiere Date 06/24/20

How Communities Can Adapt to Climate Change

Clip Length 03:59 Premiere Date 06/29/20

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Butterfly Blueprints

An investigation into the hidden scientific secrets of butterflies reveals them as more intelligent and resilient than imagined and explores how they're inspiring cutting-edge technical innovations.

  • Saturday October 1, 2022 5:00 am ET on KETWORLD
  • Saturday October 1, 2022 4:00 am CT on KETWORLD

Saving Venice

Rising seas and sinking land threaten to destroy Venice. Can the city's new hi-tech flood barrier save it?

  • Thursday September 29, 2022 1:00 pm ET on KET
  • Thursday September 29, 2022 12:00 pm CT on KET
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  • Friday September 30, 2022 1:00 am CT on KET
  • Sunday October 2, 2022 7:00 pm ET on KET2
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Ending HIV In America

Almost 40 years after the discovery of HIV could we be on the verge of ending the AIDS epidemic in America? How did scientists tackle one of the most elusive deadly viruses to ever infect humans? Can innovative drugs bring new infections to zero?

  • Wednesday October 5, 2022 9:00 pm ET on KET
  • Wednesday October 5, 2022 8:00 pm CT on KET
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  • Tuesday October 11, 2022 3:00 am ET on KET2
  • Tuesday October 11, 2022 2:00 am CT on KET2

Computers vs. Crime

Across the country, artificial intelligence is helping inform decisions about policing and criminal sentencing. This timely investigation digs into hidden biases, privacy risks and design flaws.

  • Wednesday October 12, 2022 9:00 pm ET on KET
  • Wednesday October 12, 2022 8:00 pm CT on KET
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  • Tuesday October 18, 2022 2:00 am CT on KET2

Can Psychedelics Cure?

Scientists explore the potential for profoundly positive clinical impacts of mind-altering drugs, helping patients struggling with afflictions like addiction and depression.

  • Wednesday October 19, 2022 9:00 pm ET on KET
  • Wednesday October 19, 2022 8:00 pm CT on KET
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Ocean Invaders

Lionfish - long prized in home aquariums - have invaded the Atlantic. Learn what makes the lionfish such a successful invasive species, how it's wreaking havoc, and what can be done about it.

  • Wednesday October 26, 2022 9:00 pm ET on KET
  • Wednesday October 26, 2022 8:00 pm CT on KET
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  • Sunday October 30, 2022 7:00 pm ET on KET2
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Saving Venice - S49 E12

  • Wednesday September 28, 2022 9:00 pm ET on KET
  • Wednesday September 28, 2022 8:00 pm CT on KET

Cuba's Cancer Hope - S47 E5

  • Wednesday September 28, 2022 8:00 am ET on KETWORLD
  • Wednesday September 28, 2022 7:00 am CT on KETWORLD
  • Wednesday September 28, 2022 12:00 am ET on KETWORLD
  • Tuesday September 27, 2022 11:00 pm CT on KETWORLD
  • Tuesday September 27, 2022 7:00 pm ET on KETWORLD
  • Tuesday September 27, 2022 6:00 pm CT on KETWORLD

Hindenburg: The New Evidence - S48 E6

  • Tuesday September 27, 2022 3:00 am ET on KET2
  • Tuesday September 27, 2022 2:00 am CT on KET2
  • Sunday September 25, 2022 7:00 pm ET on KET2
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  • Thursday September 22, 2022 12:00 pm CT on KET

Nature's Fear Factor - S47 E9

  • Wednesday September 21, 2022 8:00 am ET on KETWORLD
  • Wednesday September 21, 2022 7:00 am CT on KETWORLD
  • Wednesday September 21, 2022 12:00 am ET on KETWORLD
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  • Wednesday September 14, 2022 9:30 pm CT on KET

A to Z: How Writing Changed the World - S47 E14

  • Wednesday September 14, 2022 8:00 am ET on KETWORLD
  • Wednesday September 14, 2022 7:00 am CT on KETWORLD
  • Wednesday September 14, 2022 12:00 am ET on KETWORLD
  • Tuesday September 13, 2022 11:00 pm CT on KETWORLD
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  • Wednesday September 7, 2022 9:00 pm ET on KET
  • Wednesday September 7, 2022 8:00 pm CT on KET

A to Z: The First Alphabet - S47 E13

  • Wednesday September 7, 2022 8:00 am ET on KETWORLD
  • Wednesday September 7, 2022 7:00 am CT on KETWORLD
  • Wednesday September 7, 2022 12:00 am ET on KETWORLD
  • Tuesday September 6, 2022 11:00 pm CT on KETWORLD
  • Tuesday September 6, 2022 7:00 pm ET on KETWORLD
  • Tuesday September 6, 2022 6:00 pm CT on KETWORLD
  • Tuesday September 6, 2022 3:00 am ET on KET2
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  • Wednesday August 31, 2022 9:00 pm ET on KET
  • Wednesday August 31, 2022 8:00 pm CT on KET

Butterfly Blueprints - S48 E20

  • Saturday September 3, 2022 5:00 am ET on KETWORLD
  • Saturday September 3, 2022 4:00 am CT on KETWORLD
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Operation Lighthouse Rescue - S43 E13

  • Wednesday August 31, 2022 8:00 am ET on KETWORLD
  • Wednesday August 31, 2022 7:00 am CT on KETWORLD
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  • Tuesday August 30, 2022 3:00 am ET on KET2
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  • Sunday August 28, 2022 7:00 pm ET on KET2
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