
Donor Unknown: Uncanny Similarities Between Newfound Sibling
Clip: Season 13 Episode 2 | 2m 45s
The newfound siblings were amazed by their similarities when they finally meet.
From their big toes, affection for animals, and, of course, their eyebrows, the offspring of Donor 150 were amazed to discover what they had in common both in their appearances and personalities, raising intriguing questions about our understanding of parenthood and the strange power of our genetic connections.
Problems playing video? | Closed Captioning Feedback
Problems playing video? | Closed Captioning Feedback

Donor Unknown: Uncanny Similarities Between Newfound Sibling
Clip: Season 13 Episode 2 | 2m 45s
From their big toes, affection for animals, and, of course, their eyebrows, the offspring of Donor 150 were amazed to discover what they had in common both in their appearances and personalities, raising intriguing questions about our understanding of parenthood and the strange power of our genetic connections.
Problems playing video? | Closed Captioning Feedback
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Giveaway: Cracking the Code Books
Bring that groundbreaking story of Cracking the Code home—five lucky winners will receive a Cracking the Code coffee table book, filled with striking visuals and insights inspired by the biotech revolution.Providing Support for PBS.org
Learn Moreabout PBS online sponsorshipDonor Unknown: "Hello, I'm Your Sister. Our father Is Donor
Clip: S13 Ep2 | 3m 26s | A New York Times article became the catalyst for Donor 150's offspring to meet each other. (3m 26s)
Donor Unknown: On the Road with Donor 150
Clip: S13 Ep2 | 3m | While a friend fixes his camper, Jeffrey -- aka Donor 150 -- pauses to reflect on life. (3m)
A Family Reunion Unlike Any Other
Preview: S13 Ep2 | 2m 36s | A far-flung group of siblings find each other, and their anonymous, sperm donor father. (2m 36s)
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