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• S47.E1 ∙ Polar Extremes
• S47.E2 ∙ Dog Tales
• S47.E3 ∙ Cat Tales
• S47.E4 ∙ Mysteries of Sleep
• S47.E5 ∙ Cuba's Cancer Hope
• S47.E6 ∙ The Truth About Fat
• S47.E7 ∙ Decoding COVID-19
• S47.E8 ∙ Eagle Power
• S47.E9 ∙ Human Nature
• S47.E10 ∙ The Secret Mind of Slime
• S47.E11 ∙ A to Z: The First Alphabet
• S47.E12 ∙ A to Z: How Writing Changed the World
• S47.E13 ∙ Nature's Fear Factor
• S47.E14 ∙ Touching the Asteroid
• S47.E15 ∙ Can We Cool the Planet?
• S47.E16 ∙ Saving Notre Dame