
100 trillion cells. 280 days. One human life. A BBC Science series, produced in partnership with The Open University, exploring the making of you.
Browse episodes by season for this series.


2015-09-14
Aired 2015-09-14
How a single cell transforms in the first eight weeks after conception.

2015-09-21
Aired 2015-09-21
The story of our middle weeks in the womb - when we become an individual.

2015-09-28
Aired 2015-09-28
The final months of life in the womb, when cartilage hardens to form the skeleton.
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