Explained English Subtitles

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[narrator] Just over 150 years ago,
this was money

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for almost half of America.

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On multiple bills
were people picking cotton.

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Enslaved people.

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These slaves
didn't just represent wealth in America.

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They were wealth.

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By 1863, they were worth
over $3 billion.

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Since then, America has slowly, painfully,
transformed as a country,

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breaking down racial barrier...

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[narrator] What you're looking at
is the fertilization of a human egg

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with a sperm cell.

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There's nothing new about that. It happens
all the time in fertility clinics.

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But there's something different happening.

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That needle is also delivering a tiny tool
that will change the embryo's DNA.

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A new technology called...

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-CRISPR.
-CRISPR.

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-CRISPR.
-A revolutionary technology that can...

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...edit DNA with incredible precision.

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[narrator] She was even more beautiful
than he had thought.

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I've been doing a lot of thinking,
and the thing is...

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-Why would you sleep with him?
-How many girls did you take?

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[woman] I start asking myself,
"Is he right for me?"

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[narrator] Should a male have on his
clothing so much as a strand of hair

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From virtually the moment we're born,

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there's a story that's preached across
cultures and continents.

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It's a familiar fairy tale.

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[narrator] She was even more beautiful
than he had thought.

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That finding one true love is the key
to a fulfilled and happy life.

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I've been doing a lot of thinking,
and the thing is...

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-I love you.
-I love you.

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Ditto.

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As an adult, we're forced to reconcile