100 trillion cells. 280 days. One human life. A BBC Science series, produced in partnership with The Open University, exploring the making of you.
Episode 1
How a single cell transforms in the first eight weeks after conception.
Episode 2
The story of our middle weeks in the womb - when we become an individual.
Episode 3
The final months of life in the womb, when cartilage hardens to form the skeleton.
