New suction-cup system spins water to stick to rough surfaces
Pretty cool. Reminded me of what this guy is doing, he calls it "orthosonic lift": https://youtu.be/kG6vXGidQboSome more info: http://sciencechatforum.com/viewtopic.php?nomobile=1&f=77&t=...I believe he has a couple of patents on the technology, but not sure he'll ever get around to making something practical with it.