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Season 48 Episodes

Ancient Maya Metropolis
S48 E22 Length 53:31 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 53:13 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

Take a Ride into a Supermassive Black Hole
Clip Length 02:41 Premiere Date 12/03/21

NOVA Universe Revealed: Black Holes Preview
Preview Length 00:30 Premiere Date 11/17/21

Sagittarius A*: The Void at the Center of our Galaxy
Clip Length 01:54 Premiere Date 11/17/21

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

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

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

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

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

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

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

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

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Asteroid: Doomsday or Payday? - S40 E24

Premiered On: 11/20/2013

Would-be asteroid miners dream up their own program to scout for potentially profitable asteroids loaded with billions of dollars worth of elements like iron, nickel and platinum.

  • Thursday November 30, 2023 5:00 pm ET on KET
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Ghosts of Stonehenge - S44 E14

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 6, 2023 9:00 pm ET on KET
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The Next Pompeii - S46 E6

Premiered On: 02/20/2019

Discover Campi Flegrei, a lesser-known volcano in the shadow of Vesuvius, if it erupts, millions of lives could be at risk. Scientists explore its unique geology and develop a warning system that could prevent Naples from becoming the next Pompeii.

  • Wednesday December 13, 2023 9:00 pm ET on KET
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Decoding the Great Pyramid - S46 E4

Premiered On: 02/06/2019

New archaeological evidence provides clues about the Egyptians who built the Great Pyramid of Giza - and how they did it.

  • Wednesday December 20, 2023 9:00 pm ET on KET
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Alaskan Dinosaurs - S48 E21

Wielding chainsaws to extract fossils frozen into the permafrost and flying drones to map thousands of footprints, intrepid paleontologists discover that dinosaurs thrived in the cold and dark of the Arctic Circle.

  • Wednesday December 27, 2023 9:00 pm ET on KET
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Lee and Liza's Family Tree - S50 E18

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The Battle to Beat Malaria - S50 E17

  • Wednesday November 22, 2023 8:00 am ET on KETWORLD
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Inside China's Tech Boom - S50 E16

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Ancient Earth: Humans - S50 E15

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Ancient Earth: Inferno - S50 E14

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