Mark Langdon takes a look at the latest technologies that can be used to explore the world's oceans, which remain the last great unexplored wilderness. AUTONOMOUS underwater vehicles (AUVs) have come a long way in the last ten years or so with new battery technologies extending their endurance and programming development improving their reliability. However, as Justin Manley, director of Scientific and Commercial Business at Liquid Robotics, points out: "Power for AUVs is still an issue and they have advanced but not in any breakthrough way.
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