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Episodul 1.
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Episodul 2.
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Episodul 3.Whales, Dolphins, and Men
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Episodul 4.The Search For Life
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Episodul 5.Last of the Cuiva
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Episodul 6.Strange Sleep
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Episodul 7.The Crab Nebula
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Episodul 8.Bird Brain: The Mystery of Bird Navigation
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Episodul 9.Are You Doing This for Me, Doctor?
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Episodul 10.The First Signs Of Washoe
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Episodul 11.The Case of the Midwife Toad
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Episodul 12.Fusion: The Energy of Promise
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Episodul 13.