In the past few years, we have covered plenty of tiny robots here. NTU Singapore scientists have now developed miniature robots the size of a rice grain that can be controlled using magnetic fields. They can swim like a jellyfish. These robots can go through barriers, grip & assemble 3D structures, and move in all directions.
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Grain-sized robots made by NTU Singapore scientists
By varying magnetic fields, operators can control these miniature robots.
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