Click visits a new project in Sweden to find out how it's using the latest smart technologies to build an energy-efficient residential community. And the team explores new tech being trialled in Scotland to bring wind power generation to homes and businesses. And we meet the start-up using seaweed to fight climate change.

Spencer Kelly looks at the fast-moving developments in artificial intelligence and filmmaking. And Lara Lewington explores the impact of art on our brains. Plus, the team pays a visit to Blenheim Palace to see how tech is helping to protect its historic trees.