Prof Saiful Islam of Bath University updates us on the latest developments in battery technology. We attend the unveiling of a new generation of drones aimed at consumers, but what about the safety and privacy implications? And is it a good idea to allow legal papers to be served via social media? Presented by Zoe Kleinman, with special guest John McCann of TechRadar. Also featuring LJ Rich from BBC TV's Click, and Dan Simmons from the BBC Online tech desk. Image: DJI Phantom 3 quadcopter in flight.

Show less