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How Corn Took Over the World

In Mexico, Shane Campbell-Staton explores around a maize vault, a treasure trove of genetic diversity. He joins geneticist Sarah Hearne to unravel the intricate DNA makeup of corn. In a tortilla factory, Shane meets with local Mexican chefs Santiago Muñoz and Daniela Moreno, who are committed to reviving the sacred heritage of maize and preserving cultural traditions through corn.
Length 11:24 Premiere: 07/29/24

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Season Episodes

Vanishing Act
S2 E6 Length 55:39 Premiere Date 07/30/25

Dammed If You Do
S2 E5 Length 55:08 Premiere Date 07/23/25

The Honey Trap
S2 E4 Length 55:09 Premiere Date 07/16/25

Dressed to Kill
S2 E3 Length 55:09 Premiere Date 07/09/25

The Enemy of My Enemy
S2 E2 Length 55:13 Premiere Date 07/02/25

Shelf Life
S2 E1 Length 55:07 Premiere Date 06/25/25

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The Ground Below - S1 E6

Shane explores the history and science of cotton. A prehistoric coastline from North Carolina to Texas laid the foundation for a crop that reshaped our history, our culture and even our DNA.

  • Tuesday July 21, 2026 4:00 am ET on KET2
  • Tuesday July 21, 2026 3:00 am CT on KET2

Shelf Life - S2 E1

Shane travels from New York City to rural Thailand to discover how supermarkets have reshaped our lives and planet.

  • Sunday July 26, 2026 10:00 pm ET on KET2
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The Enemy of My Enemy - S2 E2

We enlist allies from nature to fight in our battles. But is the enemy of an enemy always a friend?

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The Ground Below - S1 E6

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The Urban Jungle - S1 E5

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The Replacements - S1 E4

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Man's Best Friend - S1 E3

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Top Predator - S1 E2

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Strangers in Paradise - S1 E1

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