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Season 2021

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  • TheTVDB.com Season ID 2266567
  • Created September 2, 2026
  • Modified September 2, 2026
When available, episode names will be translated into your preferred language. Otherwise they will be shown using the series' origin language.
Name First Aired Runtime Image
S2021E01 How Frogs Survive Being Frozen Solid
January 19, 2021
 18
S2021E02 The Insane Biology of: Ant Colonies
February 6, 2021
 18
S2021E03 Why You Wouldn't Exist Without Viruses
February 20, 2021
 11
S2021E04 The Giant Fish That Makes Milk
March 6, 2021
 16
S2021E05 Programmable Bacteria: Nature's Most Powerful Tool
March 20, 2021
 15
S2021E06 How to Bring an Extinct Animal Back to Life
April 10, 2021
 18
S2021E07 The Insane Biology of: Hammerhead Sharks
May 1, 2021
 18
S2021E08 Why British People Can't Donate Blood in America
May 15, 2021
 13
S2021E09 The Secret Language of Trees
June 12, 2021
 16
S2021E10 The Insane Biology of: The Platypus
June 26, 2021
 16
S2021E11 Why Evolution Hasn't Gotten Rid of Allergies
July 12, 2021
 17
S2021E12 Why Hybrid Animals May Take Over the North
July 24, 2021
 15
S2021E13 The Insane Biology of: The Dragonfly
August 28, 2021
 19
S2021E14 The Power of Bee Democracy
September 18, 2021
 16
S2021E15 The Insane Biology of: The Axolotl
October 16, 2021
 21
S2021E16 Could the Cordyceps Fungus Really Take Over?
October 30, 2021
 19
S2021E17 Why Evolution Has Screwed Sea Turtles (And So Have We)
November 13, 2021
 16
S2021E18 The Truth About Lab-Grown Meat
November 27, 2021
 18
S2021E19 The Insane Biology of: The Orca
December 18, 2021
 26

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