Click investigates the new therapies being developed to help with brain repair. We also explore the future of air travel and catch up with astronaut Samantha Cristoforetti about her mission to the International Space Station.

Click finds out how artificial intelligence is being used to catch people illegally dumping rubbish, and heads out to sea to check out the latest tech tracking puffins off the coast of Scotland. The team also go behind the scenes in Vancouver with Oscar-nominated director Neill Blomkamp, who is using his film-making skills to develop a new video game.