Longlife, Work & Clever Robots

Kevin McCloud sends three celebrities around the world to take a light-hearted look at some of the planet's biggest issues and the technology that could offer solutions. In the final episode, Jon Richardson travels to America to learn about the latest advances in technology that claim to prolong life, and Phil Wang goes to China to explore how technology is enabling new ways for people to earn a living. Elsewhere in Japan, Alice Levine learns about the robots that are becoming as advanced as humans.