The Amazing Human Body
Freya Christie, Professional Tennis Player
Clip | 53s
Freya's bones in her racket arm have become thicker to cope with her intense workouts.
Aired: 09/19/18 |
Preview | 30s
Clip | 1m 42s
When Puberty Starts
Clip | 1m 7s
More Science and Nature Shows
Capturing the splendor of the natural world, from the African plains to the Antarctic ice.
Explore scientific discoveries on television's most acclaimed science documentary series.
- Changing Planet
Changing Planet revisits six of our planet's most vulnerable ecosystems.
- America Outdoors with Baratunde Thurston
Explore our passionate relationship with outdoor spaces.
- The Green Planet
Sir David Attenborough travels the globe to reveal the secret, incredible world of plants.
Join Steve Backshall in uncharted territory to uncover the world’s last unknown places.