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Season 48 Episodes

Ancient Maya Metropolis
S48 E22 Length 53:32 Premiere Date 01/26/22

Alaskan Dinosaurs
S48 E21 Length 53:32 Premiere Date 01/19/22

Butterfly Blueprints
S48 E20 Length 53:31 Premiere Date 01/12/22

NOVA Universe Revealed: Big Bang
S48 E19 Length 53:16 Premiere Date 11/24/21

NOVA Universe Revealed: Black Holes
S48 E18 Length 53:16 Premiere Date 11/17/21

NOVA Universe Revealed: Alien Worlds
S48 E17 Length 53:17 Premiere Date 11/10/21

NOVA Universe Revealed: Milky Way
S48 E16 Length 53:17 Premiere Date 11/03/21

NOVA Universe Revealed: Age of Stars
S48 E15 Length 53:17 Premiere Date 10/27/21

Edible Insects
S48 E14 Length 53:28 Premiere Date 10/20/21

Arctic Drift
S48 E13 Length 53:32 Premiere Date 10/13/21

Particles Unknown
S48 E12 Length 53:28 Premiere Date 10/06/21

The Cannabis Question
S48 E11 Length 53:36 Premiere Date 09/29/21

Bat Superpowers
S48 E10 Length 53:23 Premiere Date 09/15/21

Ship That Changed the World
S48 E9 Length 53:12 Premiere Date 06/02/21

High-Risk High-Rise
S48 E8 Length 53:00 Premiere Date 01/05/22

Great Electric Airplane Race
S48 E7 Length 53:07 Premiere Date 05/26/21

Hindenburg: The New Evidence
S48 E6 Length 53:13 Premiere Date 05/19/21

Fighting for Fertility
S48 E5 Length 53:06 Premiere Date 05/12/21

Reef Rescue
S48 E4 Length 53:21 Premiere Date 04/21/21

Picture a Scientist
S48 E3 Length 1:33:06 Premiere Date 04/14/21

Looking for Life on Mars
S48 E2 Length 53:46 Premiere Date 02/24/21

Secrets in our DNA
S48 E1 Length 53:26 Premiere Date 01/13/21

NOVA Universe Revealed: Milky Way Preview
Preview Length 00:30 Premiere Date 11/03/21

Gaze at Galaxies with NASA's Hubble Space Telescope
Clip Length 02:44 Premiere Date 11/03/21

The Milky Way and Andromeda Galaxies will Someday Collide
Clip Length 02:56 Premiere Date 11/03/21

This University Monitors COVID-19 Through Saliva Testing
Clip Length 06:53 Premiere Date 01/15/21

Lingering Symptoms from COVID-19 are “Unprecedented”
Clip Length 05:05 Premiere Date 02/04/21

New COVID-19 Variants Spread More Easily
Clip Length 07:15 Premiere Date 02/04/21

Why Misinformation Matters
Clip Length 02:41 Premiere Date 02/11/21

Dream Hacking: Decisions, Addictions, and Sleep
Clip Length 14:34 Premiere Date 02/18/21

How Mask-Wearing Misinformation Became a Reality
Clip Length 05:38 Premiere Date 02/23/21

The Big Lie about Monarch Butterflies
Clip Length 09:25 Premiere Date 03/15/21

Origins of Misinformation and How it Spreads
Clip Length 05:47 Premiere Date 03/15/21

Texas' Power Grid Trouble is Far From Over
Clip Length 08:23 Premiere Date 03/20/21

GameStop, Reddit, and the Rise of Risky Trades
Clip Length 08:35 Premiere Date 04/27/21

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Emperor's Ghost Army

Premiered On: 11/12/2014

The program reveals the secrets of China's Terracotta Army, built to serve its first emperor, Qin Shi Huang Di in the afterlife, and brings to life the startlingly sophisticated world of Qin's legendary empire.

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

Ghosts of Stonehenge

Premiered On: 10/11/2017

Who built Stonehenge, and why? Groundbreaking archaeological digs have revealed major new clues about Britain's enigmatic 5,000-year-old site and the people who constructed it.

  • Wednesday December 7, 2022 9:00 pm ET on KET
  • Wednesday December 7, 2022 8:00 pm CT on KET
  • Thursday December 8, 2022 1:00 pm ET on KET
  • Thursday December 8, 2022 12:00 pm CT on KET
  • Friday December 9, 2022 2:00 am ET on KET
  • Friday December 9, 2022 1:00 am CT on KET
  • Sunday December 11, 2022 7:00 pm ET on KET2
  • Sunday December 11, 2022 6:00 pm CT on KET2
  • Tuesday December 13, 2022 12:00 am ET on KET2
  • Monday December 12, 2022 11:00 pm CT on KET2
  • Tuesday December 13, 2022 5:00 am ET on KET2
  • Tuesday December 13, 2022 4:00 am CT on KET2

Rebuilding Notre Dame

Engineers, masons and timber workers work to restore Paris's iconic Notre Dame Cathedral.

  • Wednesday December 14, 2022 9:00 pm ET on KET
  • Wednesday December 14, 2022 8:00 pm CT on KET
  • Thursday December 15, 2022 1:00 pm ET on KET
  • Thursday December 15, 2022 12:00 pm CT on KET
  • Friday December 16, 2022 2:00 am ET on KET
  • Friday December 16, 2022 1:00 am CT on KET

Colosseum - Roman Death Trap

Premiered On: 02/11/2015

Archaeologists and engineers are teaming up to recreate a 25-foot lifting machine and trap door system capable of releasing a wolf into the Colosseum's arena for the first time in 1,500 years.

  • Sunday December 18, 2022 7:00 pm ET on KET2
  • Sunday December 18, 2022 6:00 pm CT on KET2
  • Tuesday December 20, 2022 12:00 am ET on KET2
  • Monday December 19, 2022 11:00 pm CT on KET2
  • Tuesday December 20, 2022 5:00 am ET on KET2
  • Tuesday December 20, 2022 4:00 am CT on KET2

Fighting for Fertility

Premiered On: 05/12/2021

What causes infertility, and how can assisted reproductive technologies help? Follow the journeys of people navigating fertility challenges from structural inequalities and racism to falling sperm counts, egg freezing and IVF.

  • Sunday December 25, 2022 7:00 pm ET on KET2
  • Sunday December 25, 2022 6:00 pm CT on KET2
  • Tuesday December 27, 2022 12:00 am ET on KET2
  • Monday December 26, 2022 11:00 pm CT on KET2
  • Tuesday December 27, 2022 5:00 am ET on KET2
  • Tuesday December 27, 2022 4:00 am CT on KET2

The Truth About Fat

Premiered On: 04/08/2020

Scientists are coming to understand fat as a system akin to an organ. Explore the mysteries of fat and its role in hormone production, hunger, and even pregnancy.

  • Wednesday December 28, 2022 9:00 pm ET on KET
  • Wednesday December 28, 2022 8:00 pm CT on KET
  • Thursday December 29, 2022 1:00 pm ET on KET
  • Thursday December 29, 2022 12:00 pm CT on KET
  • Friday December 30, 2022 2:00 am ET on KET
  • Friday December 30, 2022 1:00 am CT on KET
  • Sunday January 1, 2023 7:00 pm ET on KET2
  • Sunday January 1, 2023 6:00 pm CT on KET2
  • Tuesday January 3, 2023 12:00 am ET on KET2
  • Monday January 2, 2023 11:00 pm CT on KET2
  • Tuesday January 3, 2023 5:00 am ET on KET2
  • Tuesday January 3, 2023 4:00 am CT on KET2
Jump to Upcoming Airdates

Recent

Emperor's Ghost Army - S41 E20

  • Tuesday December 6, 2022 7:00 pm ET on KETWORLD
  • Tuesday December 6, 2022 6:00 pm CT on KETWORLD

Deadliest Tornadoes - S39 E10

  • Tuesday December 6, 2022 12:00 am ET on KET2
  • Monday December 5, 2022 11:00 pm CT on KET2
  • Monday December 5, 2022 3:00 am ET on KET2
  • Monday December 5, 2022 2:00 am CT on KET2

Chinese Chariot Revealed - S44 E9

  • Thursday December 1, 2022 1:00 pm ET on KET
  • Thursday December 1, 2022 12:00 pm CT on KET

Ancient Maya Metropolis - S48 E22

  • Thursday November 24, 2022 1:00 pm ET on KET
  • Thursday November 24, 2022 12:00 pm CT on KET

Zero to Infinity - S49 E19

  • Wednesday November 23, 2022 8:00 am ET on KETWORLD
  • Wednesday November 23, 2022 7:00 am CT on KETWORLD
  • Wednesday November 23, 2022 12:00 am ET on KETWORLD
  • Tuesday November 22, 2022 11:00 pm CT on KETWORLD
  • Tuesday November 22, 2022 7:00 pm ET on KETWORLD
  • Tuesday November 22, 2022 6:00 pm CT on KETWORLD
  • Tuesday November 22, 2022 12:00 am ET on KET2
  • Monday November 21, 2022 11:00 pm CT on KET2
  • Sunday November 20, 2022 7:00 pm ET on KET2
  • Sunday November 20, 2022 6:00 pm CT on KET2
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  • Friday November 18, 2022 2:00 am ET on KET
  • Friday November 18, 2022 1:00 am CT on KET
  • Thursday November 17, 2022 1:00 pm ET on KET
  • Thursday November 17, 2022 12:00 pm CT on KET
  • Wednesday November 16, 2022 9:00 pm ET on KET
  • Wednesday November 16, 2022 8:00 pm CT on KET

Crypto Decoded - S49 E18

  • Wednesday November 16, 2022 8:00 am ET on KETWORLD
  • Wednesday November 16, 2022 7:00 am CT on KETWORLD
  • Wednesday November 16, 2022 12:00 am ET on KETWORLD
  • Tuesday November 15, 2022 11:00 pm CT on KETWORLD
  • Tuesday November 15, 2022 7:00 pm ET on KETWORLD
  • Tuesday November 15, 2022 6:00 pm CT on KETWORLD
  • Tuesday November 15, 2022 12:00 am ET on KET2
  • Monday November 14, 2022 11:00 pm CT on KET2
  • Sunday November 13, 2022 7:00 pm ET on KET2
  • Sunday November 13, 2022 6:00 pm CT on KET2
  • Friday November 11, 2022 2:00 am ET on KET
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  • Thursday November 10, 2022 1:00 pm ET on KET
  • Thursday November 10, 2022 12:00 pm CT on KET
  • Wednesday November 9, 2022 9:00 pm ET on KET
  • Wednesday November 9, 2022 8:00 pm CT on KET

Nazca Desert Mystery - S49 E17

  • Wednesday November 9, 2022 8:00 am ET on KETWORLD
  • Wednesday November 9, 2022 7:00 am CT on KETWORLD
  • Wednesday November 9, 2022 12:00 am ET on KETWORLD
  • Tuesday November 8, 2022 11:00 pm CT on KETWORLD
  • Tuesday November 8, 2022 7:00 pm ET on KETWORLD
  • Tuesday November 8, 2022 6:00 pm CT on KETWORLD
  • Tuesday November 8, 2022 12:00 am ET on KET2
  • Monday November 7, 2022 11:00 pm CT on KET2
  • Sunday November 6, 2022 7:00 pm ET on KET2
  • Sunday November 6, 2022 6:00 pm CT on KET2
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