This Robotic Crab Will Scuttle the Sea for Historic Sunken Treasures

This Robotic Crab Will Scuttle the Sea for Historic Sunken TreasuresOne problem with conventional ROVs is that while their propellers are plenty strong enough to kick up columns of silt from the sea floor, they typically lack the power to effectively navigate in strong currents, which limits where and how well they can survey a given area. But this new underwater explorer sidesteps both of these problems by skittering around the sea floor like a crab.

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