no, not that kind of space hopper. boing! actually...eth university in zurich designed this prototype for extremely low gravity environments, maybe to look for different minerals that are worth mining from asteroids, and it gets from place to place by pronking about like some 3—legged space gazelle. boing. i've seen a few bouncing space robots in my time. you might think it's quite a chaotic way to get about and, certainly, if you're on wheels and tracks, that does seem more controllable. but if you're on a really uneven surface, leaping over small boulders, big stones, it might be quite sensible. the thing that worries me is what happens if itjumps and then flips itself over? 0r lands on its side or something? but what it does to keep itself stable when it's off the ground is think like a cat. see, as a feline falls, it fffrantically ffflails its ffffur — well, actually its legs — and spacehopper keep itself upright during flight by using its limbs in the same way. basically, as if you're standing on a small rope, right, and if you're a