Where to Watch
Region
Prices last updated October 8, 2026. Pricing and availability may vary by region.
powered by JustWatch
Season 1 Episodes
4 episodes
1
100
Creation
The story of human biological creation. The programme follows the progress of a couple who are expecting triplets, from the 4D scan when they first come face-to-face with their babies to the dramatic finale of birth. Plus, meet a woman expecting her 16th baby and the oldest conjoined twins in the world.
2
First to Last
In this episode, Michael Mosley shows how existence is a struggle and how, minute by minute, from your first breath to your last, your body performs countless small miracles to keep you alive.
3
Building Your Brain
Michael Mosley traces our development from birth to adulthood, and reveals that the human brain is so sophisticated it takes more than twenty years to mature.
4
Hostile World
Michael Mosley reveals the ingenious ways in which your body defends itself against a hostile world - where sunlight shatters your DNA and every breath contains microbes that can kill.