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The Science of Opioid Addiction and Treatment

Opioids mimic the body's natural pain relievers, binding to receptor proteins in the brain and sometimes inducing euphoria.
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Clip Season 45 Episode 12 Length 03:08 Premiere: 09/25/18

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Specials

Season 45 Episodes

Thai Cave Rescue
S45 E14 Length 53:34 Premiere Date 10/29/18

Addiction
S45 E12 Length 53:45 Premiere Date 09/25/18

Black Hole Apocalypse
S45 E1 Length 53:26 Premiere Date 12/06/17

Addiction Prologue
Preview Length 01:54 Premiere Date 09/25/18

Former Opioid User Discusses Withdrawal and Recovery
Clip Length 02:30 Premiere Date 09/25/18

The Science of Opioid Addiction and Treatment
Clip Length 03:08 Premiere Date 09/25/18

Canada’s Bold Steps to Reduce Opioid Overdoses
Clip Length 06:03 Premiere Date 09/25/18

Why Addiction Stigma Stops Patients from Seeking Treatment
Clip Length 01:57 Premiere Date 09/25/18

How a Teenager's Opioid Prescription Led to Dependence
Clip Length 03:57 Premiere Date 09/25/18

Helping Children Born Dependent on Opioids
Clip Length 03:44 Premiere Date 09/25/18

A Coal Miner's Story of Addiction and Recovery
Clip Length 03:36 Premiere Date 09/25/18

What Is Blockchain?
Clip Length 03:17 Premiere Date 02/07/18

Seeing Quantum with the Naked Eye
Clip Length 03:55 Premiere Date 02/06/18

Can Tech Save Players’ Brains?
Clip Length 02:49 Premiere Date 02/03/18

Does the Flu Shot Work?
Clip Length 02:14 Premiere Date 01/17/18

Predicting Landslides
Clip Length 01:34 Premiere Date 01/17/18

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TV Schedules

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Chasing Pluto - S42 E13

Premiered On: 07/15/2015

The New Horizon's spacecraft will fly by and take the first detailed images of Pluto. It is the culmination of the spacecraft's nine-year, three-billion-mile journey.

  • Wednesday July 22, 2026 9:00 pm ET on KET
  • Wednesday July 22, 2026 8:00 pm CT on KET
  • Thursday July 23, 2026 5:00 pm ET on KET
  • Thursday July 23, 2026 4:00 pm CT on KET
  • Friday July 24, 2026 2:00 am ET on KET
  • Friday July 24, 2026 1:00 am CT on KET
  • Sunday July 26, 2026 7:00 pm ET on KET2
  • Sunday July 26, 2026 6:00 pm CT on KET2
  • Tuesday July 28, 2026 1:00 am ET on KET2
  • Tuesday July 28, 2026 12:00 am CT on KET2

Pluto and Beyond - S46 E1

Premiered On: 01/02/2019

Join the mission as the New Horizons spacecraft attempts to fly by NASA's most distant target yet. Since it explored Pluto in 2015, New Horizons is zooming toward Ultima Thule, an object four billion miles from Earth.

  • Wednesday July 29, 2026 9:00 pm ET on KET
  • Wednesday July 29, 2026 8:00 pm CT on KET
  • Thursday July 30, 2026 5:00 pm ET on KET
  • Thursday July 30, 2026 4:00 pm CT on KET
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  • Friday July 31, 2026 1:00 am CT on KET
  • Sunday August 2, 2026 7:00 pm ET on KET2
  • Sunday August 2, 2026 6:00 pm CT on KET2
  • Tuesday August 4, 2026 1:00 am ET on KET2
  • Tuesday August 4, 2026 12:00 am CT on KET2

Return to the Moon - S53 E8

Follow the Artemis II engineers and crew on a perilous 10-day journey to orbit the Moon.

  • Wednesday August 5, 2026 9:00 pm ET on KET
  • Wednesday August 5, 2026 8:00 pm CT on KET
  • Thursday August 6, 2026 5:00 pm ET on KET
  • Thursday August 6, 2026 4:00 pm CT on KET
  • Friday August 7, 2026 2:00 am ET on KET
  • Friday August 7, 2026 1:00 am CT on KET
  • Thursday August 13, 2026 4:30 pm ET on KET
  • Thursday August 13, 2026 3:30 pm CT on KET

Human: Origins - S52 E12

Trace the remarkable origins of Homo sapiens and the crucial moments that shaped our species.

  • Wednesday August 19, 2026 9:00 pm ET on KET
  • Wednesday August 19, 2026 8:00 pm CT on KET
  • Thursday August 20, 2026 5:00 pm ET on KET
  • Thursday August 20, 2026 4:00 pm CT on KET
  • Friday August 21, 2026 2:00 am ET on KET
  • Friday August 21, 2026 1:00 am CT on KET
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Black Hole Universe - S45 E2

  • Tuesday July 21, 2026 1:00 am ET on KET2
  • Tuesday July 21, 2026 12:00 am CT on KET2
  • Sunday July 19, 2026 7:00 pm ET on KET2
  • Sunday July 19, 2026 6:00 pm CT on KET2
  • Friday July 17, 2026 2:00 am ET on KET
  • Friday July 17, 2026 1:00 am CT on KET
  • Thursday July 16, 2026 5:00 pm ET on KET
  • Thursday July 16, 2026 4:00 pm CT on KET
  • Wednesday July 15, 2026 9:00 pm ET on KET
  • Wednesday July 15, 2026 8:00 pm CT on KET

Black Hole Apocalypse - S45 E1

  • Tuesday July 14, 2026 1:00 am ET on KET2
  • Tuesday July 14, 2026 12:00 am CT on KET2
  • Sunday July 12, 2026 7:00 pm ET on KET2
  • Sunday July 12, 2026 6:00 pm CT on KET2
  • Friday July 10, 2026 2:00 am ET on KET
  • Friday July 10, 2026 1:00 am CT on KET
  • Thursday July 9, 2026 5:00 pm ET on KET
  • Thursday July 9, 2026 4:00 pm CT on KET
  • Wednesday July 8, 2026 9:00 pm ET on KET
  • Wednesday July 8, 2026 8:00 pm CT on KET

Revolutionary War Weapons - S52 E7

  • Tuesday July 7, 2026 1:00 am ET on KET2
  • Tuesday July 7, 2026 12:00 am CT on KET2
  • Sunday July 5, 2026 7:00 pm ET on KET2
  • Sunday July 5, 2026 6:00 pm CT on KET2
  • Friday July 3, 2026 2:00 am ET on KET
  • Friday July 3, 2026 1:00 am CT on KET
  • Thursday July 2, 2026 5:00 pm ET on KET
  • Thursday July 2, 2026 4:00 pm CT on KET
  • Wednesday July 1, 2026 9:00 pm ET on KET
  • Wednesday July 1, 2026 8:00 pm CT on KET

Athens: Birth of Democracy - S53 E7

  • Friday July 3, 2026 1:00 am ET on KET
  • Friday July 3, 2026 12:00 am CT on KET
  • Thursday July 2, 2026 4:00 pm ET on KET
  • Thursday July 2, 2026 3:00 pm CT on KET
  • Wednesday July 1, 2026 8:00 pm ET on KET
  • Wednesday July 1, 2026 7:00 pm CT on KET

Ancient Desert Death Trap - S52 E17

  • Tuesday June 30, 2026 1:00 am ET on KET2
  • Tuesday June 30, 2026 12:00 am CT on KET2
  • Sunday June 28, 2026 7:00 pm ET on KET2
  • Sunday June 28, 2026 6:00 pm CT on KET2
  • Friday June 26, 2026 2:00 am ET on KET
  • Friday June 26, 2026 1:00 am CT on KET
  • Thursday June 25, 2026 5:00 pm ET on KET
  • Thursday June 25, 2026 4:00 pm CT on KET
  • Wednesday June 24, 2026 9:00 pm ET on KET
  • Wednesday June 24, 2026 8:00 pm CT on KET

Secrets of the Forest - S52 E8

  • Tuesday June 23, 2026 1:00 am ET on KET2
  • Tuesday June 23, 2026 12:00 am CT on KET2
  • Sunday June 21, 2026 7:00 pm ET on KET2
  • Sunday June 21, 2026 6:00 pm CT on KET2
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