Dr Shafi Ahmed is the world's first surgeon to perform and broadcast surgery in virtual reality (VR). Dr Shafi tells us more about his achievement and how VR is providing doctors with new ways to treat their patients. We also learn about some of the cool technological developments that could transform our hospitals in the next few years!

And happy birthday... texting! We learn about the very first text that was sent and how your mobile phone finds the person you're calling. Plus, we discover how chemistry influenced the way the Ancient Eygptians created art.