Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
In this documentary, Amanda Tapping, known as Samantha Carter from SG-1, shows the scientific background of the successful science fiction series "Stargate SG-1" and lets us take a look behind the scenes.
The story of the discovery that everything is made from atoms, one of the greatest scientific breakthroughs in history, and the brilliant minds behind it.
