Related by context. Frequent words. (Click for all words.) 48 microfluidic chip 47 flagella 46 flagellum 45 electromagnet 44 robotic submarine 44 electromagnets 44 hydraulically operated 44 ultrasonic waves 44 pectoral fins 43 superconducting magnet 43 towline 43 unpowered 43 tadpole 42 sensor arrays 42 scramjet engine 42 laminar 42 ultrasonic sensors 42 robot 42 contraption 42 robotic 41 helicopter rotor blades 41 hydrofoils 41 inchworm 41 stickleback 41 drogue 41 fluidic 41 fluidics 41 fins 41 fin 41 steerable 41 electrodes implanted 41 tubes 41 mantis shrimp 41 Nanotube 41 venturi 41 underwater robot 40 gripper 40 propellor 40 nanomachines 40 Suction 40 spherical 40 Anatomic 40 tow rope 40 robots 40 caudal 40 Nereus 40 NASA Cassini 40 mandibles 40 Bernoulli 40 Robotic 40 earthward 40 grippers 40 infrared beam 40 roboticist 40 transducer 40 dorsal fin 40 photometer 40 dorsal fins 40 aortas 40 propeller 39 cylindrical 39 hydrodynamic 39 autonomous robots 39 forelegs 39 Robotic Arm 39 scanning electron microscopy 39 radar altimeter 39 homing device 39 Pulsed 39 particle beam 39 hovercraft 39 REMUS 39 submersible 39 Mimics 39 Hovercraft 39 cloaking device 39 tube 39 Piezoelectric 38 fishfinder 38 Submersible 38 tidal turbine 38 combustion chambers 38 periscope 38 exoskeletons 38 Thruster 38 Plunger 38 actuators 38 Haptic 38 Implanted 38 speargun 38 spectrographs 38 Fingertip 38 actuate 38 miniaturized 38 ultrasonic 38 Transducer 38 tailless 38 suction cup 38 rotatable 38 Actuators 38 torpedo shaped