Our favourite tech innovations this week include a refreshing new way to share party snaps, and a carry-on briefcase that carries you
What really happens at the US Defence Agency’s annual robotics showdown, and what are Uber, Amazon and Elon Musk doing in the crowd?
• Humanoid robots – in pictures
Tech giant is bringing virtual reality to the masses with a simple device that you make out of cardboard
In a VR world Tom Carter hopes his Ultrahaptics will enable you to feel things that aren’t there
A gadget dreamed up 1980s film Back to the Future, the first real ‘hoverboard’ will glide off the production line in 2015. But Arx Pax, the company behind it, has much more ambitious plans