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Kentucky Edition host Renee Shaw in a green dress with the logo superimposed over the image along with a CHECK SCHEDULE button.Kentucky Edition host Renee Shaw in a green dress with the set behind her and the logo superimposed over the image along with a CHECK SCHEDULE button.

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

Ship That Changed the World Preview

Preview Length 00:29 Premiere Date 06/02/21

Mysterious Bones Found in 500-Year-Old Shipwreck

Clip Length 03:03 Premiere Date 06/02/21

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

Are You Feeding a Powerful Facial Recognition Algorithm?

Clip Length 06:55 Premiere Date 04/30/21

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Beyond the Elements: Life

Premiered On: 02/17/2021

Discover the molecules that allowed life on Earth to begin and explore how scientists use evolution.

  • Sunday January 29, 2023 7:00 pm ET on KET2
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London Super Tunnel

Construction teams confront immense challenges as they hurry to build a new subterranean railroad under London: the Elizabeth Line.

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Star Chasers of Senegal

A visionary astronomer in West Africa attempts a high-stakes observation of a distant asteroid vital to a NASA mission.

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Ancient Builders of the Amazon

Discoveries reveal traces of ancient civilizations that flourished for centuries with prehistoric populations in the Amazon.

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New Eye on the Universe

Scientists discover how the first stars and galaxies were formed and the roles of supermassive black holes and dark matter.

  • Wednesday February 22, 2023 9:00 pm ET on KET
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Beyond the Elements: Life - S47 E19

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Beyond the Elements: Indestructible - S47 E18

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Beyond the Elements: Reactions - S47 E17

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Creatures of Light - S43 E9

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The Truth About Fat - S47 E6

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Fighting for Fertility - S48 E5

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