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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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Specials

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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TV Schedules

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Upcoming

The Honey Trap - S2 E4

Shane investigates the future of bees, from honey bees to wild native species.

  • Sunday August 30, 2026 10:00 pm ET on KET2
  • Sunday August 30, 2026 9:00 pm CT on KET2
  • Tuesday September 1, 2026 4:00 am ET on KET2
  • Tuesday September 1, 2026 3:00 am CT on KET2

Dammed If You Do - S2 E5

A journey down the Colorado River reveals the ripple effects of humanity's quest to conquer water.

  • Sunday September 6, 2026 10:00 pm ET on KET2
  • Sunday September 6, 2026 9:00 pm CT on KET2
  • Tuesday September 8, 2026 4:00 am ET on KET2
  • Tuesday September 8, 2026 3:00 am CT on KET2

Vanishing Act - S2 E6

Tracing the arc of extinction from prehistory to the present, from fossils entombed in tar to cells frozen in hope.

  • Sunday September 13, 2026 10:00 pm ET on KET2
  • Sunday September 13, 2026 9:00 pm CT on KET2
  • Tuesday September 15, 2026 4:00 am ET on KET2
  • Tuesday September 15, 2026 3:00 am CT on KET2
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Recent

Dressed to Kill - S2 E3

  • Tuesday August 25, 2026 4:00 am ET on KET2
  • Tuesday August 25, 2026 3:00 am CT on KET2
  • Sunday August 23, 2026 10:00 pm ET on KET2
  • Sunday August 23, 2026 9:00 pm CT on KET2

The Enemy of My Enemy - S2 E2

  • Tuesday August 4, 2026 4:00 am ET on KET2
  • Tuesday August 4, 2026 3:00 am CT on KET2
  • Sunday August 2, 2026 10:00 pm ET on KET2
  • Sunday August 2, 2026 9:00 pm CT on KET2

Shelf Life - S2 E1

  • Tuesday July 28, 2026 4:00 am ET on KET2
  • Tuesday July 28, 2026 3:00 am CT on KET2
  • Sunday July 26, 2026 10:00 pm ET on KET2
  • Sunday July 26, 2026 9:00 pm CT on KET2
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