Kåre Halvorsen (aka Zenta) is something of a genius in the robotic arts, as testified by the latest development in his long-running MorpHex project. By adding curved polycarbonate panels to its six feet and upper half, he's given his creation the ability to curl up into a ball when it gets tired of scuttling. Alas, he hasn't managed to make it roll around yet, or indeed fly , but the video after the break is still pretty amazing -- and almost as hypnotic as that robotic worm we caught doing the limbo