Does this terrifying robot really have to look like a mermaid? So OceanOne managing to liberate a vase from a shipwreck is impressive, yes. But it’s unclear whether a waterproof humanoid would be useful beyond excavating human shipwrecks. “The big question to ask is: birds versus airplanes,” says roboticist Hanumant Singh of Northeastern University. “We don’t need flapping wings to fly. And so there are certain […]