Mathematician Marcus du Sautoy has been to meet the first robot to mimic in anatomical detail the movements of the human body.

The anthropomimetic robot, which has joints, bones, muscles and tendons will, according to Professor Owen Holland from the University of Sussex, bring us closer to true artificial intelligence.

Horizon: The Hunt for AI is on BBC Two at 9pm on Tuesday 3 April. Watch online (UK only) or see more clips at the above link.