Gadgets & Gizmos: A new colour, flu gum instead of jabs, energy from water & robot runners

Steve Caplin says there's a new colour, "Olo", but you need a laser blasted into your eye to see it. Instead of flu jabs, you may soon be able to chew a gum made with Egyptian kidney beans. There's a new high-tech stethoscope monitor you can wear at home, a folding colour ebook reader, AI-powered gloves to help the near half million deaf-blind people in the UK, augmented carpentry, a motorised tape measure and a weapon to take down drones. Singapore scientists have found a way to get energy from rain. And in Beijing, robots competed in a half marathon, with varying results. Learn more about your ad choices. Visit podcastchoices.com/adchoices