Chapter

The Science Behind Doppelgangers: Why Identical Twins Are Not Actually Identical
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07:27 - 11:43 (04:16)

Identical twins are not actually identical due to slight genetic differences at the cellular level that result in variations in their development and experiences, leading to differences in their personalities and physical features.

Clips
Twins may have minute genetic differences due to their individual experiences.
07:27 - 09:34 (02:07)
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Genetics
Summary

Twins may have minute genetic differences due to their individual experiences. Even doppelgangers, who have almost identical features, can end up being quite different due to the subtle differences in their genetic makeup.

Chapter
The Science Behind Doppelgangers: Why Identical Twins Are Not Actually Identical
Episode
Short Stuff: Blaschko's Lines
Podcast
Stuff You Should Know
Learn about an individual with one blue and one brown eye, as well as the structure of lines in the human body and what they represent.
09:34 - 11:43 (02:09)
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Eye Color and Body Lines
Summary

Learn about an individual with one blue and one brown eye, as well as the structure of lines in the human body and what they represent.

Chapter
The Science Behind Doppelgangers: Why Identical Twins Are Not Actually Identical
Episode
Short Stuff: Blaschko's Lines
Podcast
Stuff You Should Know