Does any other compound noun in the English language conjure up more fear or awe than ‘robo-shark?’ The RoboSea Robo-Shark Underwater Robot comprises a two-meter, 60kg body that can travel up to 10 knots for up to two hours. Its clever multi-joint design increases efficiency and reduces its environmental impact, and it boasts an omnidirectional obstacle avoidance system and a 3km range. Take that, Jaws.