Plot: To celebrate the 50th anniversary of the moon landing, Click lifts off with technology which takes us back to the moon as well as a little closer to earth - from the private companies that are building their own spaceships, to NASA's own efforts to return to the lunar surface. The team looks at future methods of space travel and also debunks the myriad conspiracy theories that have sprung up around the landing, using science to prove that astronauts landed on the Moon