Watch Full Episodes (288)

• S46 E23: Animal Espionage

  Air Date 11/27/2019

  0:53:29

• Expires in 12 days

  S46 E22: The Violence Paradox

  Air Date 11/20/2019

  1:53:22

• Expires in 4 days

  S46 E21: Decoding da Vinci

  Air Date 11/13/2019

  0:53:41

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  S46 E20: Dead Sea Scroll Detectives

  Air Date 11/6/2019

  0:53:25

• S46 E17: Rise of the Mammals

  Air Date 10/30/2019

  0:53:17

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  S46 E19: Look Who's Driving

  Air Date 10/23/2019

  0:53:21

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  S46 E18: Why Bridges Collapse

  Air Date 10/16/2019

  0:53:09

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  S46 E16: The Planets: Ice Worlds

  Air Date 8/14/2019

  0:52:48

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  S46 E15: The Planets: Saturn

  Air Date 8/7/2019

  0:53:24

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  S46 E14: The Planets: Jupiter

  Air Date 7/31/2019

  0:53:18

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  S46 E13: The Planets: Mars

  Air Date 7/24/2019

  0:53:54

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  S46 E12: The Planets: Inner Worlds

  Air Date 7/24/2019

  0:53:54

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  S46 E11: Back to the Moon

  Air Date 7/10/2019

  0:53:39

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  S46 E10: Lost Viking Army

  Air Date 5/22/2019

  0:53:09

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  S46 E9: First Horse Warriors

  Air Date 5/15/2019

  0:53:09

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  S46 E8: Inside the Megafire

  Air Date 5/8/2019

  0:53:16

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  S46 E7: Saving the Dead Sea

  Air Date 4/24/2019

  0:53:15

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  S46 E6: The Next Pompeii

  Air Date 2/20/2019

  0:53:10

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  S46 E5: Rise of the Rockets

  Air Date 2/13/2019

  0:53:42

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  S46 E4: Decoding the Great Pyramid

  Air Date 2/6/2019

  0:53:44

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  S46 E3: Kīlauea: Hawaiʻi on Fire

  Air Date 1/23/2019

  0:53:21